30. xy"+(sin x)y' +xy =0
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
Please do number 30 please be detailed
Transcribed Image Text:In Problems 28 through 30, find the first three nonzero terms
in each of two linearly independent solutions of the form
y = ECnx". Substitute known Taylor series for the analytic
functions and retain enough terms to compute the necessary
coefficients.
Transcribed Image Text:28. y" +e*y = 0
29. (cos x)y" + y = 0
31. Derive the recurrence relation in (21) for the Legendre
%3D
30. xy"+(sin x)y'+xy =0
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