Compute the output signal y for the following paired inputs and LTI system impulse responses I and h, respectively: (a) x(t) = e-fu(t), h(t) = u(t) + 8(t-1) (b) x(t) = et cos(t)u(t+1), h(t) = -2u(t) (c) x[n] = e-64+1)" u[n], h[n] = u[n] =