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Telecommunication Engineering
Determine whether each of the following signals is periodic. If

Determine whether each of the following signals is periodic. If the signal is periodic, state its period.

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(a) x[n] = eln/0) (b) x[n] = ei(3xn/4) (c) x[n] = [sin(7n/5)]/(xn) (d) x[n] = el*n/2 %3D %3D

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(a) x[n] = el\7n/0) (b) x[n] = ei(3xn/4) (c) x[n] = [sin(7n/5)]/(xn) (d) x[n] = el*n/2 %3D %3D

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xn is periodic with period N if xn xn N for some inte...View the full answer

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Related Book For book-img-for-question

Discrete Time Signal Processing

ISBN: 978-0137549207

2nd Edition

Authors: Alan V. Oppenheim, Rolan W. Schafer

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Question Posted: May 26, 2011 02:55 AM

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