(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Find particular solution for

y''+2y'+5y = 4(e^-t)cos2t

2. Relevant equations

y.c = C(e^-t)cos2t + C(e^-t)sin2t

3. The attempt at a solution

y.p (particular solution) = At(e^-t)cos2t + Bt(e^-t)sin2t does not work! Help please!

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# Homework Help: Method of Undetermined Coef.

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