3.a. Define unit step response. Derive an expression to obtain unit s…

Question

3.a. Define unit step response. Derive an expression to obtain unit step response using convolution.

b. Perform convolution of following casual signals.

i. $x_1(t) = tu(t)$ , $x_2(t) = e^{-5t}u(t)$

ii. $x_1(t) = e^{-2t}u(t)$ , $x_2(t) = e^{-5t}u(t)$

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