Question: a) Solve the given differential equation by undetermined coefficients. y -y' = -3 b) Solve the following differential equation by variation of parameters. y

a) Solve the given differential equation by undetermined coefficients. y" -y' =

a) Solve the given differential equation by undetermined coefficients. y" -y' = -3 b) Solve the following differential equation by variation of parameters. y" 4y' + 4y = (x + 1)e2*

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