1. Solve the convolution y(t) = x(t) * h(t) if

2 0

(a) r(t)

0 otherwise

(b) z(t) shown in Fig. 1 and h(t) = u(t-12)

and h(t) = u(t) - u(t-10). Sketch y(t)

m(t)

9

h

12

3

-9

Figure 1: Figure for Question 1b