1.

Assertion (A): The signals anu(n) and anu(-n-1) have the same Z transform, z/(z-a)

A. : the region of convergence of a<sup>n</sup>u(n) is |z|>|a|, whereas the ROC for a<sup>n</sup>u(-n-1) is |z|<|a|.
B. Both A and R are true and R is correct explanation of A
C. Both A and R are true but R is not correct explanation of A
D. A is true but R is false
Answer» E.


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