{"id":763,"date":"2026-07-17T11:16:56","date_gmt":"2026-07-17T04:16:56","guid":{"rendered":"https:\/\/www.itera.ac.id\/blog\/?p=763"},"modified":"2026-07-17T10:33:15","modified_gmt":"2026-07-17T03:33:15","slug":"contoh-soal-barisan-aritmatika","status":"publish","type":"post","link":"https:\/\/www.itera.ac.id\/blog\/contoh-soal-barisan-aritmatika\/","title":{"rendered":"Contoh Soal Barisan Aritmatika Beserta Pembahasan"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Materi <strong>contoh soal barisan aritmatika<\/strong> merupakan salah satu topik penting dalam pelajaran Matematika yang membahas pola bilangan dengan selisih tetap antar suku. Konsep ini sering diujikan dalam ulangan harian, Penilaian Tengah Semester (PTS), Penilaian Akhir Semester (PAS), hingga berbagai ujian sekolah karena menjadi dasar untuk mempelajari materi deret dan pola bilangan yang lebih kompleks.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dengan memahami barisan aritmatika, siswa dapat menentukan suku berikutnya, mencari suku ke-n, menghitung beda (selisih), serta menyelesaikan berbagai soal cerita yang berkaitan dengan kehidupan sehari-hari. Oleh karena itu, latihan soal menjadi cara terbaik untuk memperkuat pemahaman terhadap konsep ini.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dalam artikel ini, tersedia <strong>30 contoh soal barisan aritmatika beserta pembahasan<\/strong> dengan tingkat kesulitan campuran. Setiap soal dilengkapi dengan jawaban, pembahasan lengkap, kompetensi yang diukur, indikator pembelajaran, level kognitif, tingkat kesulitan, dan estimasi waktu pengerjaan sehingga dapat digunakan sebagai bahan belajar mandiri maupun referensi guru.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Contoh Soal Barisan Aritmatika Beserta Pembahasan<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 1<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5, 8, 11, 14, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suku ke-5 dari barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 15<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 16<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 17<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 18<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 19<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 17<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Barisan tersebut merupakan barisan aritmatika dengan:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Suku pertama (a) = 5<\/li>\n\n\n\n<li>Beda (b) = 3<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus suku ke-n:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Un = a + (n \u2212 1)b<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2085 = 5 + (5 \u2212 1) \u00d7 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 5 + 12<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>17<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan rumus suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung suku tertentu menggunakan rumus barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 2<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>12, 17, 22, 27, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Beda dari barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 7<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 5<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Beda diperoleh dari selisih dua suku yang berurutan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">17 \u2212 12 = <strong>5<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">22 \u2212 17 = <strong>5<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Karena selisihnya tetap, maka beda barisan adalah <strong>5<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak menunjukkan selisih yang benar.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan beda suatu barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengidentifikasi beda pada suatu barisan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C2 (Memahami)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 3<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Suku pertama suatu barisan aritmatika adalah <strong>9<\/strong> dan bedanya <strong>4<\/strong>. Nilai suku ke-8 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 33<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 35<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 37<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 39<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 41<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 37<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 9<\/li>\n\n\n\n<li>b = 4<\/li>\n\n\n\n<li>n = 8<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Un = a + (n \u2212 1)b<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2088 = 9 + (8 \u2212 1) \u00d7 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 9 + 28<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>37<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 4<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>30, 26, 22, 18, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suku ke-7 dari barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 8<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 0<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. 6<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 30<\/li>\n\n\n\n<li>b = \u22124<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Un = a + (n \u2212 1)b<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2087 = 30 + (7 \u2212 1)(\u22124)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 30 \u2212 24<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>6<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n pada barisan aritmatika dengan beda negatif.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung suku ke-n pada barisan menurun.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 5<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Suku pertama suatu barisan aritmatika adalah <strong>15<\/strong>, sedangkan suku ke-6 adalah <strong>35<\/strong>. Beda barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 7<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. 4<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 15<\/li>\n\n\n\n<li>U\u2086 = 35<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Un = a + (n \u2212 1)b<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">35 = 15 + (6 \u2212 1)b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">35 = 15 + 5b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">20 = 5b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b = <strong>4<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan beda jika diketahui dua suku barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan beda menggunakan rumus suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C4 (Menganalisis)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 6<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Barisan aritmatika memiliki suku pertama <strong>7<\/strong> dan beda <strong>6<\/strong>. Nilai suku ke-10 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 55<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 59<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 61<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 63<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 67<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 61<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 7<\/li>\n\n\n\n<li>b = 6<\/li>\n\n\n\n<li>n = 10<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Un = a + (n \u2212 1)b<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2080 = 7 + (10 \u2212 1) \u00d7 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 7 + 54<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>61<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung suku ke-n menggunakan rumus barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 7<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>18, 23, 28, 33, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suku ke-12 dari barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 68<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 70<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 71<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 73<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 75<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. 73<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 18<\/li>\n\n\n\n<li>b = 5<\/li>\n\n\n\n<li>n = 12<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2082 = 18 + (12 \u2212 1) \u00d7 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 18 + 55<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>73<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung suku tertentu pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 8<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>45, 40, 35, 30, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Beda dari barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. -3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. -4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. -5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. -6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. -7<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. -5<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Beda diperoleh dari selisih dua suku yang berurutan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">40 \u2212 45 = <strong>\u22125<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">35 \u2212 40 = <strong>\u22125<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Karena selisihnya tetap, maka beda barisan adalah <strong>\u22125<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan beda suatu barisan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengidentifikasi beda pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C2 (Memahami)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 9<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Suku pertama suatu barisan aritmatika adalah <strong>20<\/strong>, sedangkan bedanya <strong>\u22122<\/strong>. Nilai suku ke-9 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 8<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 10<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. 4<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 20<\/li>\n\n\n\n<li>b = \u22122<\/li>\n\n\n\n<li>n = 9<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2089 = 20 + (9 \u2212 1)(\u22122)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 20 \u2212 16<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>4<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan suku ke-n dengan beda negatif.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 10<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Suatu barisan aritmatika mempunyai suku pertama <strong>11<\/strong> dan beda <strong>7<\/strong>. Nilai suku ke-15 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 102<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 105<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 109<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 112<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 116<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 109<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2085 = 11 + (15 \u2212 1) \u00d7 7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 11 + 98<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>109<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 11<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>9, 15, 21, 27, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nilai suku ke-11 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 63<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 65<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 67<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 69<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 71<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. 69<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 9<\/li>\n\n\n\n<li>b = 6<\/li>\n\n\n\n<li>n = 11<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2081 = 9 + (11 \u2212 1) \u00d7 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 9 + 60<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>69<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak tepat.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 12<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>60, 54, 48, 42, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suku ke-8 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 18<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 20<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 22<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 24<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 26<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A. 18<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 60<\/li>\n\n\n\n<li>b = \u22126<\/li>\n\n\n\n<li>n = 8<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2088 = 60 + (8 \u2212 1)(\u22126)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 60 \u2212 42<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>18<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung suku ke-n pada barisan menurun.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan suku tertentu pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 13<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Jika suku pertama suatu barisan aritmatika adalah <strong>4<\/strong> dan suku ke-7 adalah <strong>34<\/strong>, maka beda barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 7<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 5<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">34 = 4 + (7 \u2212 1)b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">34 = 4 + 6b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">30 = 6b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b = <strong>5<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan beda jika diketahui dua suku.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan beda menggunakan rumus suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C4 (Menganalisis)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 14<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Suku pertama suatu barisan aritmatika adalah <strong>25<\/strong> dan bedanya <strong>\u22123<\/strong>. Nilai suku ke-9 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 5<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A. 1<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2089 = 25 + (9 \u2212 1)(\u22123)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 25 \u2212 24<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>1<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 15<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>14, 18, 22, 26, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suku ke-20 dari barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 86<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 88<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 90<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 92<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 94<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 90<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 14<\/li>\n\n\n\n<li>b = 4<\/li>\n\n\n\n<li>n = 20<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2082\u2080 = 14 + (20 \u2212 1) \u00d7 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 14 + 76<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>90<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus suku ke-n untuk menyelesaikan masalah.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 16<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Suku pertama suatu barisan aritmatika adalah <strong>8<\/strong> dan bedanya <strong>5<\/strong>. Nilai suku ke-18 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 88<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 90<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 91<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 93<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 95<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. 93<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 8<\/li>\n\n\n\n<li>b = 5<\/li>\n\n\n\n<li>n = 18<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Un = a + (n \u2212 1)b<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2088 = 8 + (18 \u2212 1) \u00d7 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 8 + 85<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>93<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung suku tertentu menggunakan rumus barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 17<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>50, 46, 42, 38, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nilai suku ke-10 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 10<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 12<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 14<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 16<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 18<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 14<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 50<\/li>\n\n\n\n<li>b = -4<\/li>\n\n\n\n<li>n = 10<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2080 = 50 + (10 \u2212 1)(\u22124)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 50 \u2212 36<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>14<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan suku ke-n pada barisan menurun.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 18<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Suku pertama suatu barisan aritmatika adalah <strong>13<\/strong>, sedangkan bedanya <strong>7<\/strong>. Nilai suku ke-14 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 97<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 100<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 102<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 104<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 106<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. 104<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2084 = 13 + (14 \u2212 1) \u00d7 7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 13 + 91<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>104<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 19<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6, 10, 14, 18, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suku ke-25 dari barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 98<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 100<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 102<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 104<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 106<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 102<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 6<\/li>\n\n\n\n<li>b = 4<\/li>\n\n\n\n<li>n = 25<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2082\u2085 = 6 + (25 \u2212 1) \u00d7 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 6 + 96<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>102<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung suku ke-n menggunakan rumus barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 20<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui suku pertama suatu barisan aritmatika adalah <strong>16<\/strong> dan suku ke-9 adalah <strong>48<\/strong>. Beda barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 7<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. 4<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">48 = 16 + (9 \u2212 1)b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">48 = 16 + 8b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">32 = 8b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b = <strong>4<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan beda barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan beda jika diketahui dua suku.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C4 (Menganalisis)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 21<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>100, 95, 90, 85, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nilai suku ke-15 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 25<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 30<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 35<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 40<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 45<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. 30<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 100<\/li>\n\n\n\n<li>b = -5<\/li>\n\n\n\n<li>n = 15<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2085 = 100 + (15 \u2212 1)(\u22125)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 100 \u2212 70<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>30<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung suku tertentu pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 22<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Suku pertama suatu barisan aritmatika adalah <strong>21<\/strong> dan bedanya <strong>3<\/strong>. Nilai suku ke-30 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 105<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 106<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 107<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 108<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 109<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. 108<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2083\u2080 = 21 + (30 \u2212 1) \u00d7 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 21 + 87<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>108<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 23<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>11, 18, 25, 32, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Beda dari barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 8<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 9<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 7<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">18 \u2212 11 = <strong>7<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">25 \u2212 18 = <strong>7<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Karena selisih setiap suku tetap, maka beda barisan adalah <strong>7<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan beda suatu barisan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengidentifikasi beda pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C2 (Memahami)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 24<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui suku pertama suatu barisan aritmatika adalah <strong>10<\/strong> dan suku ke-11 adalah <strong>60<\/strong>. Nilai beda barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 8<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. 5<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">60 = 10 + (11 \u2212 1)b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">60 = 10 + 10b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">50 = 10b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b = <strong>5<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan beda dari dua suku yang diketahui.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan beda menggunakan rumus suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C4 (Menganalisis)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 25<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3, 8, 13, 18, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nilai suku ke-16 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 73<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 75<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 77<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 78<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 80<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. 78<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 3<\/li>\n\n\n\n<li>b = 5<\/li>\n\n\n\n<li>n = 16<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2086 = 3 + (16 \u2212 1) \u00d7 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 3 + 75<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>78<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menyelesaikan soal suku ke-n menggunakan rumus barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 26<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Suku pertama suatu barisan aritmatika adalah <strong>17<\/strong> dan bedanya <strong>4<\/strong>. Nilai suku ke-22 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 97<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 99<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 101<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 103<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 105<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 101<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 17<\/li>\n\n\n\n<li>b = 4<\/li>\n\n\n\n<li>n = 22<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Un = a + (n \u2212 1)b<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2082\u2082 = 17 + (22 \u2212 1) \u00d7 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 17 + 84<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>101<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung suku ke-n menggunakan rumus barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 27<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>72, 68, 64, 60, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nilai suku ke-14 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 16<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 18<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 20<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 22<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 24<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. 20<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 72<\/li>\n\n\n\n<li>b = -4<\/li>\n\n\n\n<li>n = 14<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2084 = 72 + (14 \u2212 1)(\u22124)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 72 \u2212 52<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>20<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan suku ke-n pada barisan yang memiliki beda negatif.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 28<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui suku pertama suatu barisan aritmatika adalah <strong>14<\/strong>, sedangkan suku ke-13 adalah <strong>62<\/strong>. Beda barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 7<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. 4<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">62 = 14 + (13 \u2212 1)b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">62 = 14 + 12b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">48 = 12b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b = <strong>4<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan beda jika diketahui dua suku.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan beda menggunakan rumus suku ke-n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C4 (Menganalisis)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 29<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Perhatikan barisan berikut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>25, 32, 39, 46, &#8230;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suku ke-18 dari barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 136<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 138<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 140<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 142<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 144<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. 144<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 25<\/li>\n\n\n\n<li>b = 7<\/li>\n\n\n\n<li>n = 18<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2088 = 25 + (18 \u2212 1) \u00d7 7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 25 + 119<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>144<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus suku ke-n untuk menyelesaikan soal.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 30<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pertanyaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Suatu barisan aritmatika memiliki suku pertama <strong>30<\/strong> dan beda <strong>\u22122<\/strong>. Nilai suku ke-16 adalah &#8230;.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pilihan Jawaban<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A. 0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 8<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Jawaban Benar<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A. 0<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Pembahasan Lengkap<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a = 30<\/li>\n\n\n\n<li>b = \u22122<\/li>\n\n\n\n<li>n = 16<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Un = a + (n \u2212 1)b<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U\u2081\u2086 = 30 + (16 \u2212 1)(\u22122)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 30 \u2212 30<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= <strong>0<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya tidak sesuai dengan hasil perhitungan.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Kompetensi yang Diukur<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n pada barisan aritmatika dengan beda negatif.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Indikator Pembelajaran<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung suku ke-n pada barisan aritmatika.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3 (Menerapkan)<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tingkat Kesulitan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kesimpulan<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Materi <strong>barisan aritmatika<\/strong> merupakan salah satu konsep dasar dalam matematika yang penting untuk dikuasai karena menjadi landasan dalam mempelajari deret aritmatika dan berbagai materi lanjutan. Pemahaman terhadap rumus suku ke-n serta konsep beda akan memudahkan siswa dalam menyelesaikan berbagai bentuk soal, baik berupa perhitungan langsung maupun soal cerita.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Melalui kumpulan <strong>contoh soal barisan aritmatika beserta pembahasan<\/strong> di atas, siswa dapat berlatih menentukan suku pertama, beda, suku ke-n, hingga menganalisis hubungan antar suku dalam suatu barisan. Pembahasan yang disajikan secara bertahap diharapkan dapat membantu memahami konsep, bukan sekadar menghafal rumus.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Semakin sering berlatih, semakin mudah pula mengenali pola bilangan dan memilih strategi penyelesaian yang tepat. Oleh karena itu, jadikan latihan soal ini sebagai sarana untuk meningkatkan pemahaman dan mempersiapkan diri menghadapi ulangan harian, ujian sekolah, maupun berbagai tes matematika lainnya.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Materi contoh soal barisan aritmatika merupakan salah satu topik penting dalam pelajaran Matematika yang membahas pola bilangan dengan selisih tetap&hellip;<\/p>\n","protected":false},"author":3,"featured_media":764,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-763","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pendidikan"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Contoh Soal Barisan Aritmatika Beserta Pembahasan<\/title>\n<meta name=\"description\" content=\"Contoh soal barisan 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