Math Problem Statement

7.- En progresión geométrica 1,3,9,..., calcula

b) 3

c) 2

d) 27

e) 81

Solution

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Math Problem Analysis

Mathematical Concepts

Geometric Progression
Exponents

Formulas

r = a2/a1
an = a1 * r^(n-1)

Theorems

Geometric Progression Formula

Suitable Grade Level

Grades 9-11