(3 points) Consider the ODE 3303) + 8W) + 16.90) = W) (a) The general solution 19h\") of the corresponding homogenous ODE is 19:59) = Use A and B as your arbitrary constants. (b) Suppose that phi) = 3 sin(2t). Which of these would be an appropriate form to try for the particular solution 3;? (t)? O 3 sin(2t) O a sin(2t) O 3 sin(at) O sin(at) l cos(bt) O a sin(2t) + a cos(2t) O a sin(2t) + b cos(2t) O at sin{2t) {0) Suppose thatp[t) = 38%. Which of these would be an appropriate form to try for the particular solution yp)? O 3e2t O 3e"t O (162' O 8"\"t O teat O ante2t O t2 eat