y"-2y'+y=cos2t 1. general solution of corresponding homongenous equation 2. particular solution 3.solution of initial value problem with initial...

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y"-2y'+y=cos2t

1. general solution of corresponding homongenous equation

2. particular solution

3.solution of initial value problem with initial conditionsy(0)=y'(0)=0

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Undetermined coefficeients method We can solve the given initial value problem by using method of variation of parameters method So the most general solution is Y YC YP YC Homogeneous solutin YP Particular solution Now the given initil value problem is y2yy cos2t So let us take the homogeneous equation for solving So y2yy 0 1 Now let us find the characteristic equation for    See Answer
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