(1 point) Solve the initial value problem 25y" + y = 9 sec CT / , y(0) = 45, y'(0) = 9. y(t) = 45sin(t/5)+45cos(t/5)+225(In(cos(t/5)))cos(t/5)-45tsi(1 point) Solve the initial value problem thy" - 30y = 9+8 - 7, y(1) = 0, y'(1) =1, by using the fact that y1 (t) = to and y2 (t) = t- are solutions to the corresponding homogeneous equation. y ( t ) =