Consider a discrete-time system given by H(z) = (1 - (½)z)(1-(1/5)z) / (z-½)(z-1/5). -Find the frequency response of this system, and show why it is special. -Find the steady-state response to x[n] = cos n (do not use z transforms)

Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter6: Power Flows
Section: Chapter Questions
Problem 6.16P
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Consider a discrete-time system given by H(z) = (1 - (½)z)(1-(1/5)z) / (z-½)(z-1/5). -Find the frequency response of this system, and show why it is special. -Find the steady-state response to x[n] = cos n (do not use z transforms)
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