Vidyalelo
ECE · Q125

Signal Processing

Engineering and GATE · ECE · question 125

Q125

The z-transform X[z] of a sequence x[n] is given by X [ z ] = 0.5 1 - 2z^ - 1. It is given that the region of convergence of X[z] includes the unit circle. The value of x[0] is

The z-transform X[z] of a sequence x[n] is given by    It is given that the region of convergence of X[z] includes the unit circle. The value of x[0] is
A.
-0.5
B.
0
Answer
C.
0.25
D.
0.5

Answer: Option B

Solution

Answer: Option B
No explanation is given for this question Let's Discuss on Board