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
AnswerC.
0.25
D.
0.5
Answer: Option B
Solution
Answer: Option B
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