1.

If X(z) has M finite zeros and N finite poles, then which of the following condition is true?

A. |N-M| poles at origin(if N>M)
B. |N+M| zeros at origin(if N>M)
C. |N+M| poles at origin(if N>M)
D. |N-M| zeros at origin(if N>M)
Answer» E.


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