Consider the following power series. Let ak = Σ(-1)*(x-6)* k=1 R = 8 (-1)k 8k (x-6)k. Find the following limit. ak 1 lim k→∞ 7. |³k + ¹ |-|(x-6)* ak = X Find the interval I and radius of convergence R for the given power series. (Enter your answer for interval of convergence using interval notation. I= (-6,14). X

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Consider the following power series.
Let ak =
00
(-1)k
8k
(-1)k
k=1 8k
R = 8
-(x -
-6)k
(x-6)k. Find the following limit.
ak 1
lim
mm | ³x + ¹ = (x-6)*
k→∞
ak
X
Find the interval I and radius of convergence R for the given power series. (Enter your answer for interval of convergence using interval notation.)
I = (-6,14).
X
Transcribed Image Text:Consider the following power series. Let ak = 00 (-1)k 8k (-1)k k=1 8k R = 8 -(x - -6)k (x-6)k. Find the following limit. ak 1 lim mm | ³x + ¹ = (x-6)* k→∞ ak X Find the interval I and radius of convergence R for the given power series. (Enter your answer for interval of convergence using interval notation.) I = (-6,14). X
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