3 i= 1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.5: Product-to-sum And Sum-to-product Formulas
Problem 30E
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Find the indicated sum. Use the formula for the sum of the first n terms of a geometric sequence.

Σ
3
i=1
Transcribed Image Text:Σ 3 i=1
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