ROC of x(n) = -αn u(-n-1) is – McqOptions

MCQOPTIONS

1.	ROC of x(n) = -αn u(-n-1) is
A.	\|z\| < \|α\|
B.	\|z\| = \|α\|
C.	\|z\| = 1
D.	\|z\| > \|α\|
Answer» B. \|z\| = \|α\|

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