{"id":1604,"date":"2026-07-21T17:07:24","date_gmt":"2026-07-21T10:07:24","guid":{"rendered":"https:\/\/www.itera.ac.id\/blog\/?p=1604"},"modified":"2026-07-21T12:54:59","modified_gmt":"2026-07-21T05:54:59","slug":"contoh-soal-deret-geometri","status":"publish","type":"post","link":"https:\/\/www.itera.ac.id\/blog\/contoh-soal-deret-geometri\/","title":{"rendered":"Contoh Soal Deret Geometri: Rumus, Jawaban, dan Pembahasan Lengkap"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Deret geometri<\/strong> merupakan salah satu materi penting dalam matematika yang membahas tentang jumlah dari suku-suku pada <strong>barisan geometri<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Barisan geometri adalah barisan bilangan yang setiap sukunya diperoleh dengan mengalikan suku sebelumnya dengan suatu bilangan tetap yang disebut <strong>rasio (r)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Contoh barisan geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2, 6, 18, 54, &#8230;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pada barisan tersebut, setiap suku dikalikan dengan 3 sehingga:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus suku ke-n barisan geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Un = a \u00d7 r\u207f\u207b\u00b9<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Keterangan:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Un<\/strong> = suku ke-n<\/li>\n\n\n\n<li><strong>a<\/strong> = suku pertama<\/li>\n\n\n\n<li><strong>r<\/strong> = rasio<\/li>\n\n\n\n<li><strong>n<\/strong> = jumlah suku<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus jumlah n suku pertama deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jika r \u2260 1:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Sn = a \u00d7 (r\u207f \u2212 1) \/ (r \u2212 1)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Keterangan:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Sn<\/strong> = jumlah n suku pertama<\/li>\n\n\n\n<li><strong>a<\/strong> = suku pertama<\/li>\n\n\n\n<li><strong>r<\/strong> = rasio<\/li>\n\n\n\n<li><strong>n<\/strong> = banyak suku<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Sedangkan untuk deret geometri tak hingga dengan nilai |r| &lt; 1 menggunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>S\u221e = a \/ (1 \u2212 r)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Contoh penerapan deret geometri dalam kehidupan sehari-hari:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Perkembangan jumlah bakteri.<\/li>\n\n\n\n<li>Perhitungan bunga majemuk.<\/li>\n\n\n\n<li>Pertumbuhan investasi.<\/li>\n\n\n\n<li>Perkembangan populasi.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Berikut ini kumpulan <strong>30 contoh soal deret geometri lengkap dengan jawaban dan pembahasan<\/strong> yang dapat digunakan sebagai latihan memahami konsep jumlah suku pada deret geometri.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 1<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui sebuah deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2 + 6 + 18 + 54 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah 4 suku pertama deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 70<br>B. 78<br>C. 80<br>D. 82<br>E. 90<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 78<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 2<br>r = 6 \u00f7 2 = 3<br>n = 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus jumlah deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sn = a \u00d7 (r\u207f \u2212 1) \/ (r \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 2 \u00d7 (3\u2074 \u2212 1) \/ (3 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 2 \u00d7 (81 \u2212 1) \/ 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 2 \u00d7 80 \/ 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 80<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 4 suku pertama adalah <strong>80<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah suku pertama deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan jumlah suku menggunakan rumus deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 2<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah deret geometri memiliki suku pertama 5 dan rasio 2. Jumlah 5 suku pertama deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 125<br>B. 150<br>C. 155<br>D. 160<br>E. 165<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 155<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 5<br>r = 2<br>n = 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sn = a \u00d7 (r\u207f \u2212 1) \/ (r \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 5 \u00d7 (2\u2075 \u2212 1) \/ (2 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 5 \u00d7 (32 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 5 \u00d7 31<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 155<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 5 suku pertama adalah <strong>155<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Memahami penggunaan rumus jumlah deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung jumlah beberapa suku deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 3<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 + 9 + 27 + 81 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nilai rasio dari deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 2<br>B. 3<br>C. 4<br>D. 6<br>E. 9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rasio diperoleh dengan membandingkan dua suku berurutan:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = U2 \u00f7 U1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 9 \u00f7 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, rasio deret tersebut adalah <strong>3<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan rasio deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengenali pola perkalian pada deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C2 (Memahami)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 4<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suku pertama suatu deret geometri adalah 4 dan rasionya 3. Suku ke-5 deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 81<br>B. 108<br>C. 243<br>D. 324<br>E. 486<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 324<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 4<br>r = 3<br>n = 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un = a \u00d7 r\u207f\u207b\u00b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U5 = 4 \u00d7 3\u2075\u207b\u00b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U5 = 4 \u00d7 3\u2074<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U5 = 4 \u00d7 81<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U5 = 324<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, suku ke-5 adalah <strong>324<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n barisan geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menggunakan rumus suku ke-n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 5<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah 6 suku pertama dari deret geometri berikut:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1 + 2 + 4 + 8 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 31<br>B. 32<br>C. 63<br>D. 64<br>E. 128<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 63<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 1<br>r = 2<br>n = 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sn = a \u00d7 (r\u207f \u2212 1) \/ (r \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S6 = 1 \u00d7 (2\u2076 \u2212 1) \/ (2 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S6 = 64 \u2212 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S6 = 63<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 6 suku pertama adalah <strong>63<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah suku deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menyelesaikan perhitungan deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 6<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah deret geometri memiliki suku pertama 8 dan rasio 2. Jumlah 4 suku pertama adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 100<br>B. 110<br>C. 120<br>D. 125<br>E. 130<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 120<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 8<br>r = 2<br>n = 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 8 \u00d7 (2\u2074 \u2212 1) \/ (2 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 8 \u00d7 (16 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 8 \u00d7 15<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 120<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 4 suku pertama adalah <strong>120<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menggunakan rumus jumlah deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung jumlah beberapa suku.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 7<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5 + 15 + 45 + 135 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suku ke-6 dari deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 405<br>B. 810<br>C. 1.215<br>D. 1.620<br>E. 2.430<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 1.215<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 5<br>r = 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un = a \u00d7 r\u207f\u207b\u00b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U6 = 5 \u00d7 3\u2075<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U6 = 5 \u00d7 243<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U6 = 1.215<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, suku ke-6 adalah <strong>1.215<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n barisan geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan nilai suku tertentu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 8<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah 3 suku pertama dari deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">10 + 20 + 40 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 60<br>B. 70<br>C. 80<br>D. 90<br>E. 100<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 70<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah tiga suku pertama:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S3 = 10 + 20 + 40<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S3 = 70<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 3 suku pertama adalah <strong>70<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mengidentifikasi jumlah suku deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menjumlahkan suku-suku deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C2 (Memahami)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 9<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah deret geometri memiliki suku pertama 6 dan rasio 4. Suku ke-4 deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 96<br>B. 192<br>C. 384<br>D. 512<br>E. 768<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 384<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 6<br>r = 4<br>n = 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un = a \u00d7 r\u207f\u207b\u00b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U4 = 6 \u00d7 4\u00b3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U4 = 6 \u00d7 64<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U4 = 384<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, suku ke-4 adalah <strong>384<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku tertentu pada barisan geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus suku ke-n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 10<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah deret geometri memiliki suku pertama 2 dan rasio 5. Jumlah 4 suku pertamanya adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 250<br>B. 300<br>C. 312<br>D. 320<br>E. 350<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 312<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 2<br>r = 5<br>n = 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sn = a \u00d7 (r\u207f \u2212 1) \/ (r \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 2 \u00d7 (5\u2074 \u2212 1) \/ (5 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 2 \u00d7 (625 \u2212 1) \/ 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 2 \u00d7 624 \/ 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 312<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 4 suku pertama adalah <strong>312<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menyelesaikan soal jumlah n suku pertama deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 11<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui sebuah deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 + 12 + 36 + 108 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah 5 suku pertama deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 320<br>B. 400<br>C. 484<br>D. 520<br>E. 600<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 484<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 4<br>r = 12 \u00f7 4 = 3<br>n = 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sn = a \u00d7 (r\u207f \u2212 1) \/ (r \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 4 \u00d7 (3\u2075 \u2212 1) \/ (3 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 4 \u00d7 (243 \u2212 1) \/ 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 4 \u00d7 242 \/ 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 484<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 5 suku pertama adalah <strong>484<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah suku pertama deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menggunakan rumus jumlah deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 12<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah deret geometri memiliki suku pertama 10 dan rasio 3. Nilai suku ke-5 adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 270<br>B. 810<br>C. 1.000<br>D. 1.210<br>E. 2.430<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 810<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 10<br>r = 3<br>n = 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un = a \u00d7 r\u207f\u207b\u00b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U5 = 10 \u00d7 3\u2074<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U5 = 10 \u00d7 81<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U5 = 810<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, suku ke-5 adalah <strong>810<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n barisan geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung nilai suku tertentu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 13<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6 + 18 + 54 + 162 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rasio dari deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 2<br>B. 3<br>C. 4<br>D. 5<br>E. 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus rasio:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = U\u2082 \u00f7 U\u2081<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 18 \u00f7 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, rasio deret tersebut adalah <strong>3<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan rasio deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengenali pola perkalian dalam barisan geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C2 (Memahami)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 14<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah 6 suku pertama dari deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 + 6 + 12 + 24 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 90<br>B. 93<br>C. 96<br>D. 100<br>E. 120<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 189<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 3<br>r = 2<br>n = 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sn = a \u00d7 (r\u207f \u2212 1) \/ (r \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S6 = 3 \u00d7 (2\u2076 \u2212 1) \/ (2 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S6 = 3 \u00d7 (64 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S6 = 3 \u00d7 63<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S6 = 189<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 6 suku pertama adalah <strong>189<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah suku deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus Sn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 15<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suatu barisan geometri memiliki suku pertama 7 dan rasio 2. Suku ke-6 barisan tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 112<br>B. 224<br>C. 336<br>D. 448<br>E. 512<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 224<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 7<br>r = 2<br>n = 6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un = a \u00d7 r\u207f\u207b\u00b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U6 = 7 \u00d7 2\u2075<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U6 = 7 \u00d7 32<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U6 = 224<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, suku ke-6 adalah <strong>224<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n barisan geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menggunakan rumus Un.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 16<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1 + 3 + 9 + 27 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah 5 suku pertama deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 100<br>B. 120<br>C. 121<br>D. 123<br>E. 150<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 121<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 1<br>r = 3<br>n = 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sn = 1 \u00d7 (3\u2075 \u2212 1) \/ (3 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = (243 \u2212 1) \/ 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 242 \/ 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 121<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 5 suku pertama adalah <strong>121<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menyelesaikan soal jumlah n suku pertama.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 17<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah deret geometri memiliki suku pertama 9 dan rasio 2. Jumlah 4 suku pertama adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 120<br>B. 125<br>C. 135<br>D. 150<br>E. 160<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 135<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 9<br>r = 2<br>n = 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 9 \u00d7 (2\u2074 \u2212 1) \/ (2 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 9 \u00d7 15<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 135<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 4 suku pertama adalah <strong>135<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menggunakan rumus jumlah deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan jumlah beberapa suku.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 18<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah barisan geometri memiliki suku pertama 12 dan rasio 5. Suku ke-4 adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 750<br>B. 1.000<br>C. 1.200<br>D. 1.500<br>E. 1.800<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 1.500<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 12<br>r = 5<br>n = 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U4 = 12 \u00d7 5\u00b3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U4 = 12 \u00d7 125<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U4 = 1.500<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, suku ke-4 adalah <strong>1.500<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku tertentu pada barisan geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung nilai suku ke-n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 19<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah 4 suku pertama dari deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5 + 10 + 20 + 40 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 65<br>B. 70<br>C. 75<br>D. 80<br>E. 85<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 75<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah 4 suku:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 5 + 10 + 20 + 40<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 75<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 4 suku pertama adalah <strong>75<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan jumlah suku deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menjumlahkan suku-suku deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C2 (Memahami)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 20<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah deret geometri memiliki suku pertama 4 dan rasio 2. Jumlah 7 suku pertama deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 400<br>B. 480<br>C. 508<br>D. 512<br>E. 600<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 508<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 4<br>r = 2<br>n = 7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sn = 4 \u00d7 (2\u2077 \u2212 1) \/ (2 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S7 = 4 \u00d7 (128 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S7 = 4 \u00d7 127<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S7 = 508<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 7 suku pertama adalah <strong>508<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah n suku pertama deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus deret geometri dalam penyelesaian masalah.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 21<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">8 + 16 + 32 + 64 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah 5 suku pertama deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 200<br>B. 220<br>C. 240<br>D. 248<br>E. 256<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 248<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 8<br>r = 2<br>n = 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sn = a \u00d7 (r\u207f \u2212 1) \/ (r \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 8 \u00d7 (2\u2075 \u2212 1) \/ (2 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 8 \u00d7 (32 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 8 \u00d7 31<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 248<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 5 suku pertama adalah <strong>248<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah suku pertama deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus jumlah deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 22<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah barisan geometri memiliki suku pertama 3 dan rasio 4. Nilai suku ke-5 adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 192<br>B. 384<br>C. 768<br>D. 1.024<br>E. 1.536<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 768<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 3<br>r = 4<br>n = 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un = a \u00d7 r\u207f\u207b\u00b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U5 = 3 \u00d7 4\u2074<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U5 = 3 \u00d7 256<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U5 = 768<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, suku ke-5 adalah <strong>768<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan suku ke-n barisan geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung nilai suku tertentu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 23<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah 5 suku pertama dari deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2 + 4 + 8 + 16 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 30<br>B. 32<br>C. 62<br>D. 64<br>E. 70<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 62<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 2<br>r = 2<br>n = 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 2 \u00d7 (2\u2075 \u2212 1) \/ (2 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 2 \u00d7 (32 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 2 \u00d7 31<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 62<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 5 suku pertama adalah <strong>62<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan jumlah beberapa suku deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 24<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7 + 14 + 28 + 56 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rasio deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 2<br>B. 3<br>C. 4<br>D. 5<br>E. 7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rasio diperoleh dari:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = U2 \u00f7 U1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 14 \u00f7 7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, rasio deret tersebut adalah <strong>2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan rasio deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengenali pola pada deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C2 (Memahami)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 25<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah deret geometri memiliki suku pertama 15 dan rasio 2. Jumlah 5 suku pertama adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 300<br>B. 350<br>C. 400<br>D. 465<br>E. 480<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 465<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 15<br>r = 2<br>n = 5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 15 \u00d7 (2\u2075 \u2212 1) \/ (2 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 15 \u00d7 (32 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 15 \u00d7 31<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S5 = 465<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 5 suku pertama adalah <strong>465<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menggunakan rumus jumlah deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menyelesaikan perhitungan Sn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 26<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah deret geometri memiliki suku pertama 20 dan rasio 3. Jumlah 4 suku pertama adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 600<br>B. 700<br>C. 800<br>D. 900<br>E. 1.000<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 800<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 20<br>r = 3<br>n = 4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 20 \u00d7 (3\u2074 \u2212 1) \/ (3 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 20 \u00d7 (81 \u2212 1) \/ 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 20 \u00d7 80 \/ 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S4 = 800<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 4 suku pertama adalah <strong>800<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah suku deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus Sn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 27<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah barisan geometri memiliki suku pertama 5 dan rasio 2. Suku ke-7 adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 160<br>B. 240<br>C. 320<br>D. 640<br>E. 720<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 320<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 5<br>r = 2<br>n = 7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U7 = 5 \u00d7 2\u2076<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U7 = 5 \u00d7 64<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U7 = 320<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, suku ke-7 adalah <strong>320<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan nilai suku ke-n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menggunakan rumus Un.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 28<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah 8 suku pertama dari deret geometri:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1 + 2 + 4 + 8 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 127<br>B. 128<br>C. 255<br>D. 256<br>E. 512<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 255<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 1<br>r = 2<br>n = 8<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S8 = 1 \u00d7 (2\u2078 \u2212 1) \/ (2 \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S8 = 256 \u2212 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S8 = 255<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah 8 suku pertama adalah <strong>255<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah deret geometri.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menyelesaikan soal jumlah n suku.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 29<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah deret geometri memiliki suku pertama 100 dan rasio 1\/2. Jumlah tak hingga deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 150<br>B. 180<br>C. 200<br>D. 250<br>E. 300<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 200<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 100<br>r = 1\/2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Karena |r| &lt; 1, gunakan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u221e = a \/ (1 \u2212 r)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u221e = 100 \/ (1 \u2212 1\/2)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u221e = 100 \/ 1\/2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u221e = 200<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah tak hingga deret tersebut adalah <strong>200<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah deret geometri tak hingga.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menggunakan rumus S\u221e.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 30<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui deret geometri tak hingga:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">12 + 6 + 3 + 1,5 + &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jumlah deret tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 18<br>B. 20<br>C. 24<br>D. 30<br>E. 36<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 24<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a = 12<br>r = 6 \u00f7 12 = 1\/2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u221e = a \/ (1 \u2212 r)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u221e = 12 \/ (1 \u2212 1\/2)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u221e = 12 \/ 1\/2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u221e = 24<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jumlah deret tak hingga tersebut adalah <strong>24<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung jumlah deret geometri tak hingga.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus deret geometri tak hingga.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Kesimpulan<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Deret geometri merupakan penjumlahan dari suku-suku barisan geometri yang memiliki rasio tetap.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus yang perlu dipahami:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jumlah n suku pertama:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sn = a \u00d7 (r\u207f \u2212 1) \/ (r \u2212 1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Suku ke-n:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un = a \u00d7 r\u207f\u207b\u00b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jumlah deret geometri tak hingga:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u221e = a \/ (1 \u2212 r)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">dengan syarat:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">|r| &lt; 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dengan memahami rumus tersebut, peserta didik dapat menyelesaikan berbagai jenis soal deret geometri, mulai dari mencari rasio, suku tertentu, jumlah beberapa suku, hingga deret geometri tak hingga.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Deret geometri merupakan salah satu materi penting dalam matematika yang membahas tentang jumlah dari suku-suku pada barisan geometri. Barisan geometri&hellip;<\/p>\n","protected":false},"author":3,"featured_media":1605,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-1604","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pendidikan"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Contoh Soal Deret Geometri: Rumus, Jawaban, dan Pembahasan Lengkap<\/title>\n<meta name=\"description\" content=\"Pelajari 30 contoh soal deret geometri lengkap dengan jawaban dan pembahasan untuk memahami rumus jumlah suku deret geometri.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.itera.ac.id\/blog\/contoh-soal-deret-geometri\/\" \/>\n<meta property=\"og:locale\" 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