Which of the following signals have a pole-zero plot as shown below?
A. a.u(n)
B. u(an)
C. anu(n)
D. None of the mentioned
Answer:A
Which of the following signals have a pole-zero plot as shown below?
A. a.u(n) B. u(an) C. anu(n) D. None of the mentioned
Explanation: From the given pole-zero plot, the z-transform of the signal has one zero at z=0 and one pole at z=a.