Consider the power series f(x) = Σ n=0 5n - 3 4" • X 2n (a) Use the ratio test to determine the radius of convergence of f. (b) Determine an expression for the Taylor series about 0 of the function g defined by g(x) = x² · ƒ(√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 power series
f(x) =
n=0
5n - 3
4"
2n
(a) Use the ratio test to determine the radius of convergence of f.
(b) Determine an expression for the Taylor series about 0 of the function g defined by
g(x) = x². f(√x).
Transcribed Image Text:Consider the power series f(x) = n=0 5n - 3 4" 2n (a) Use the ratio test to determine the radius of convergence of f. (b) Determine an expression for the Taylor series about 0 of the function g defined by g(x) = x². f(√x).
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