Electronics and Communication Engineering - Signals and Systems - Discussion

Discussion Forum : Signals and Systems - Section 1 (Q.No. 24)
24.
The ROC of sequence in the Z.T. of sequence x[n] = an ∪ [n] is
z > a
z < a
|z| > a
|z| < a
Answer: Option
Explanation:

The simplest method to find the ROC. Put denominator to greater than zero.

Discussion:
2 comments Page 1 of 1.

Sathish said:   8 years ago
The denominator is not there. Then how? please explain.

Sai said:   7 years ago
Can anyone explain this using an example?

Post your comments here:

Your comments will be displayed after verification.