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If the ROC of X(z) is r1
1.
If the ROC of X(z) is r1
A.
|a|r1<|z|<|a|r2
B.
|a|r1>|z|>|a|r2
C.
|a|r1<|z|>|a|r2
D.
|a|r1>|z|<|a|r2
Answer» B. |a|r1>|z|>|a|r2
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