Solve the given IVP, showing the details of your work.(D3 - 2D2 - 3D)y

Solve the given IVP, showing the details of your work.

(D- 2D- 3D)y = 74e-3x sin x, y(0) = -1.4, y' (0) = 3.2, y" (0) = -5 .2