Question: In Problems 1-3, use the method of undetermined coefficients to solve each differential equation? 1. Y - 9y = x 2. Y + y' -

In Problems 1-3, use the method of undetermined coefficients to solve each differential equation?
1. Y" - 9y = x
2. Y" + y' - 6y = 2x2
3. Y" - 2y' + y = x2 + x

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