Use the method of variation of parameter to find a particular solution, yp(), of the non-homogeneous differential equation d2 da2 y(2) +2 (dry(z) + 2y(x) =6e- sin (x), Enter your answer in Maple syntax only the function defining yp() in the box below. For example, if yp (x) = 3 x2, enter 3*x^2