2n in 3nt1 IM8

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 28E
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test the series are convergent or divergent
2n
In 3ntl
ナ )
3n+1
n=
all n, we have
|cos nl
IM8
Transcribed Image Text:2n In 3ntl ナ ) 3n+1 n= all n, we have |cos nl IM8
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