3" 29. The series (x-2)" is convergent on the interval: (03) A) 5 7 B) 3 3 5 7 C) 3 3 5 7 D) 5 7 E) 3' 3

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.3: Geometric Sequences
Problem 49E
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Question
3"
29. The series (x-2)" is convergent on the interval:
(03)
A)
5 7
B)
3 3
5 7
C)
3 3
5 7
D)
5 7
E)
3' 3
Transcribed Image Text:3" 29. The series (x-2)" is convergent on the interval: (03) A) 5 7 B) 3 3 5 7 C) 3 3 5 7 D) 5 7 E) 3' 3
Expert Solution
Step 1
The ratio test states that if lim -1 <1 then the series
a,converges.
3"
-(x-2)" and a,-
Let a
3 n+1
-2) then
n+1
n+1
=
n
3PT*1
n1
limn+1lim n+1
3'"
(x-2)
n
3PH*1-(x-2)
= lim
n+1
3"- (x-2)"
n1
3 (x-2)
=lim
n+1
-()x-2)
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