Suppose that the coefficients of the power series E an(x – c)" n=0 satisfy |an+1] lim = L. n→∞ an (a) Find the radius of convergence of > an(x – c)". | n=0 (b) Find a power series for d E an(x – c)", dx n=0 and determine its radius of convergence. (c) Find a power series for 7(E an(x – c)" dx, n=0 and determine its radius of convergence.

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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Question 2 Suppose that the coefficients of the power series
> an (x – c)"
n=0
satisfy
|an+1|
L.
lim
n-0 an
(a) Find the radius of convergence of > an(x – c)".
-
n=0
(b) Find a power series for
d
> an (x – c)",
dx
n=0
and determine its radius of convergence.
(c) Find a power series for
an (x – c)" | dx,
n=0
and determine its radius of convergence.
Transcribed Image Text:Question 2 Suppose that the coefficients of the power series > an (x – c)" n=0 satisfy |an+1| L. lim n-0 an (a) Find the radius of convergence of > an(x – c)". - n=0 (b) Find a power series for d > an (x – c)", dx n=0 and determine its radius of convergence. (c) Find a power series for an (x – c)" | dx, n=0 and determine its radius of convergence.
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