{"id":55320,"date":"2026-09-13T04:51:16","date_gmt":"2026-09-13T04:51:16","guid":{"rendered":"https:\/\/www.omahbse.com\/blog\/?p=55320"},"modified":"2026-09-13T04:51:16","modified_gmt":"2026-09-13T04:51:16","slug":"bagaimana-cara-mencari-jumlah-suku-dalam-deret-geometri","status":"publish","type":"post","link":"https:\/\/www.omahbse.com\/blog\/bagaimana-cara-mencari-jumlah-suku-dalam-deret-geometri\/","title":{"rendered":"Bagaimana cara mencari jumlah suku dalam deret geometri?"},"content":{"rendered":"<p>Apakah Anda pernah bingung tentang bagaimana cara mencari jumlah suku dalam deret geometri? Dalam artikel ini, kami akan membahas secara lengkap dan mudah dipahami mengenai langkah-langkah yang dapat Anda ikuti dalam mencari jumlah suku dalam deret geometri. Simak penjelasannya berikut ini!<\/p>\n<h2>Penjelasan dan Jawaban<\/h2>\n<p>Untuk mencari jumlah suku dalam deret geometri, kita perlu tahu suku pertama (a), suku terakhir (an), dan beda antar suku (r). Dalam rumus deret geometri, jumlah suku (Sn) dapat dihitung dengan rumus:<\/p>\n<p>Sn = (a * (1 &#8211; r^n)) \/ (1 &#8211; r)<\/p>\n<p>Di mana, Sn adalah jumlah suku, a adalah suku pertama, r adalah rasio antara suku-suku, dan n adalah jumlah suku yang ingin dicari. Dalam rumus ini, n merupakan pangkat rasio yang dimulai dari 0 hingga n-1.<\/p>\n<p>Contoh:<\/p>\n<p>Jika diberikan deret geometri 2, 4, 8, 16, 32, maka:<\/p>\n<p>a = 2 (suku pertama)<\/p>\n<p>r = 2 (rasio antar suku)<\/p>\n<p>Jika kita ingin mencari jumlah suku hingga deret ke-5 (n = 5), kita dapat menggunakan rumus:<\/p>\n<p>Sn = (2 * (1 &#8211; 2^5)) \/ (1 &#8211; 2) = (2 * (1 &#8211; 32)) \/ (-1) = -62<\/p>\n<h2>Kesimpulan<\/h2>\n<p>Dalam deret geometri, cara mencari jumlah suku dapat dilakukan dengan menggunakan rumus Sn = (a * (1 &#8211; r^n)) \/ (1 &#8211; r), di mana a adalah suku pertama, r adalah rasio, dan n adalah jumlah suku yang ingin dicari. Dalam contoh di atas, jumlah suku deret geometri 2, 4, 8, 16, 32 hingga deret ke-5 adalah -62.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Apakah Anda pernah bingung tentang bagaimana cara mencari jumlah suku dalam deret geometri? Dalam artikel ini, kami akan membahas secara lengkap dan mudah dipahami mengenai langkah-langkah yang dapat Anda ikuti dalam mencari jumlah suku dalam deret geometri. Simak penjelasannya berikut ini! Penjelasan dan Jawaban Untuk mencari jumlah suku dalam deret geometri, kita perlu tahu suku [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":55319,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[302,1992,1976,1988],"tags":[],"class_list":["post-55320","post","type-post","status-publish","format-standard","has-post-thumbnail","category-matematika","category-matematika-smp","category-sekolah","category-smp"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Bagaimana cara mencari jumlah suku dalam deret geometri? - OmahBSE<\/title>\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.omahbse.com\/blog\/bagaimana-cara-mencari-jumlah-suku-dalam-deret-geometri\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bagaimana cara mencari jumlah suku dalam deret geometri? - OmahBSE\" \/>\n<meta property=\"og:description\" content=\"Apakah Anda pernah bingung tentang bagaimana cara mencari jumlah suku dalam deret geometri? 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