Question: Use the method of undetermined coefficients to solve the initial value problem.y''+4y=t2+2et,y(0)=0,y'(0)=7y=3310cos2t-1140sin2t+18-14t2+25ety=3310cos2t-1140sin2t+14-14t2+24ety=-1140cos2t+3310sin2t-18+14t2+25ety=338cos2t-1140sin2t+34-233t2+75ety=-1140cos2t+3310sin2t+34-233t2+75et
Use the method of undetermined coefficients to solve the initial value problem.y''+4y=t2+2et,y(0)=0,y'(0)=7y=3310cos2t-1140sin2t+18-14t2+25ety=3310cos2t-1140sin2t+14-14t2+24ety=-1140cos2t+3310sin2t-18+14t2+25ety=338cos2t-1140sin2t+34-233t2+75ety=-1140cos2t+3310sin2t+34-233t2+75et
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