Math Problem Statement
Soal Barisan Geometri
- Diketahui barisan geometri dengan suku pertama 10 dan rasio 2. tentukan suku ke-12!
- Suatu barisan geometri diketahui suku ke-3 adalah 12 dan suku ke-6 adalah 96, tentukan jumlah 4 suku pertama dan tentukan suku-sukunya!
- Tentukan hasil dari 2+4+8+...+128
- Tentukan suku ke-12 dari barisan 32,16,8,4,...
Solution
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Math Problem Analysis
Mathematical Concepts
Geometric Series
Algebra
Exponents
Formulas
Un = a * r^(n-1)
Sn = (a * (r^n - 1)) / (r - 1)
Theorems
Geometric Series Formula
Sum of Geometric Series
Suitable Grade Level
Grades 10-12
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