Assume that x[n] is real and even; i.e., x[n] = x[ n]. Further, assume that z 0
Question:
Assume that x[n] is real and even; i.e., x[n] = x[– n]. Further, assume that z0 is a zero of
X(z); i.e., X(z0) = 0.
(a) Show that 1/z0 is also a zero of X(z).
(b) Are there other zeros of X(z) implied by the information given?
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a ie 1z 0 is also a zer...View the full answer
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Related Book For
Discrete Time Signal Processing
ISBN: 978-0137549207
2nd Edition
Authors: Alan V. Oppenheim, Rolan W. Schafer
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