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cos x + x. d'y y=x° + 72x d'y +y-x" 72x because when tho socond deuvative S substituted for dx he tunction y= cos x+x a solution to the differential oquation and cos x+x" is subctitutod for y, both sides of tho difforential equation dx equivalent are not are

cos x + x. d'y y=x° + 72x d'y +y-x" 72x because when tho socond deuvative S substituted for dx he tunction y= cos x+x a solution to the differential oquation and cos x+x" is subctitutod for y, both sides of tho difforential equation dx equivalent are not are

Advanced Engineering Mathematics
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
Determine whether the given function is a solution to the given difforential equation. +y=x° + 72x dx² y = cos x+ x dy and cos x + X" is substituted for y, both sides of the differental equation dx The function y = cos x+x a solution to the differential oquation +y =x"+ 72x, because when the second detivative is substituted for V equivalent are not are
Transcribed Image Text:Determine whether the given function is a solution to the given difforential equation. +y=x° + 72x dx² y = cos x+ x dy and cos x + X" is substituted for y, both sides of the differental equation dx The function y = cos x+x a solution to the differential oquation +y =x"+ 72x, because when the second detivative is substituted for V equivalent are not are
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