Math Problem Statement

Diketahui deret geometri 4 + 2 + 1 + 1/2 + ... a. Tentukan rasio. b. Tentukan suku ke-12. c. Hitunglah 12 suku pertamanya.

Solution

The question is asking for information about a geometric series:

[ 4 +

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Math Problem Analysis

Mathematical Concepts

Geometric Series
Ratios
Sequences

Formulas

Un = a * r^(n-1)
Sum of geometric series Sn = a * (1 - r^n) / (1 - r)

Theorems

Geometric Series Formula
Sum of Geometric Series

Suitable Grade Level

Grades 10-12