Find a series that approximates the following, and give the radius of convergence. Show your work for the series: write the answèr as b, and give the first three terms of the series. Include justi n for the radius of convergence. i. f(x) = xln(1 +x²) ii. f(x) = sin? x iii. f(x) = x²e-*

Advanced Engineering Mathematics
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Chapter2: Second-order Linear Odes
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Find a series that approximates the following, and give the radius of convergence. Show your work for
the series: write the answer as b, and give the first three terms of the series. Include justi n for
the radius of convergence.
i. f(x) = xln(1 + x?)
ii. f(x) = sin? x
ii. f(x) = x²e-*
iv. f(x) =
%3D
(2+x)3
Transcribed Image Text:Find a series that approximates the following, and give the radius of convergence. Show your work for the series: write the answer as b, and give the first three terms of the series. Include justi n for the radius of convergence. i. f(x) = xln(1 + x?) ii. f(x) = sin? x ii. f(x) = x²e-* iv. f(x) = %3D (2+x)3
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