Let us consider the differential equation 4y" + 2y" = e-* (x + 4) + 4e- 5x + 9 Which of the following is one of the parts of the solution that can be suggested for the second-sided v,) of this differential equa tion? a) Y, = (ax? + bx + c)e2x %3D b) Y, = (ax? + bx +c)e*x? %3D c) Y, = (Ax + Bx + Cx + D)x? %3D d) Y, = (Asinx + Bcosx)e %3D e) Y, = (Ax + Bx? + Cx + D)x %3D