In this problem you will use variation of parameters to solve the nonhomogeneous equation A. Write the characteristic equation for the associated homogeneous equation. (Use r for your variable.) B. Write the fundamental solutions for the associated homogeneous equation and their C. Compute the following integrals. '28 D. Write the general solution. (Use c1 and c2 for and c Note: Your general solution will only be correct if it is a general solution to the differential equation.)