A system is formed by cascading two systems as shown in Fig. 16.74. Given that the impulse response of the systems are
h1 (t) = 3eˆ’t u(t), h2 (t) = eˆ’4t u(t)
(a) Obtain the impulse response of the overall system.
(b) Check if the overall system is stable.

Transcribed Image Text:

h(1) ha(t)