Question 3 Solve the given symbolic initial value problem. x" +4x+5x=8(t T); x(0) = 1, x'(0) = 1 -2t - O x(t) = e2 cos(t) + 3e-2 sin(t) + e2(t) sin(t )u(t ) -2t - x(t) = e2 cos(t) + 3e 2t sin(t) + e 2(t-*) sin(t - ) -2t - O x(t) = e cos(t) + 3e-2 sin(t) + e(t) sin(t )u(t ) -2t -2t - O x(t) = e2 cos(t) + 3e2 sin(t) + e sin(t T)u(t ) -2t O x(t) = e cos(t) + 3e-2+ sin(t) + e 2+ sin(t ) - 1 pts