4,57. Consider a discrete-time LTI system whose system function H(z) is given by Z H(z) Z- (a) Find the step response s[n]. 1 |z|> 2 (b) Find the output y[n] to the input x[n] = nu[n]. Ans. (a) s[n] = [2-()"]u[n] (b) y[n]=2[()" + n − 1]u[n] -

Introductory Circuit Analysis (13th Edition)
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4,57. Consider a discrete-time LTI system whose system function H(z) is given by
Z
H(z)
Z-
(a) Find the step response s[n].
1
|z|>
2
(b) Find the output y[n] to the input x[n] = nu[n].
Ans. (a) s[n] = [2-()"]u[n]
(b) y[n]=2[()" + n − 1]u[n]
-
Transcribed Image Text:4,57. Consider a discrete-time LTI system whose system function H(z) is given by Z H(z) Z- (a) Find the step response s[n]. 1 |z|> 2 (b) Find the output y[n] to the input x[n] = nu[n]. Ans. (a) s[n] = [2-()"]u[n] (b) y[n]=2[()" + n − 1]u[n] -
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