Determine which of the following signals is periodic. If a signal is periodic, determine its period. (a)

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Determine which of the following signals is periodic. If a signal is periodic, determine its period.

(a) x[n] = e^j(2πn/5)

(b) x[n] = sin(π n/19)

(d) x[n] = e^jn

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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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Determine which of the following signals is periodic. If a signal is periodic, determine its period. (a)

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

Discrete Time Signal Processing

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