The z-transform of a sequence x(n) is given by Furthermore it is know that X(z) converges for
Question:
The z-transform of a sequence x(n) is given by
Furthermore it is know that X(z) converges for |z| = 1
(a) Determine the ROC of X(z).
(b) Determine x(n) at n =-18.
Transcribed Image Text:
:20 X(2) ८> || z> l:| > (: - )(: - 2)5(2 +(: + 3) 2
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Related Book For
Digital Signal Processing
ISBN: ?978-0133737622
3rd Edition
Authors: Jonh G. Proakis, Dimitris G.Manolakis
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