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Electronics and Communication Engineering - Signals and Systems - Discussion

Discussion Forum : Signals and Systems - Section 3 (Q.No. 29)
Signals and Systems
29.
ROC of sequence x[n] = (3)n ∪[n] + (4)n ∪[- n - 1]
|z| > 4
3 < |z| < 4
|z| < 4
|z| > 3
Answer: Option
Explanation:

x[n] = (3)n ∪(n) + (4)n ∪(- n - 1)

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