Given x[n] = a" u[n] → X(ejw) : = Then the DTFT of x[n] = ()"u[n] is Select one: O 1 X(ej)= 1-3e-jou 233 X(ej) = 1-e-ja O None of the mentioned 1 O X(e) = 1-e-j X(ej) = دان 1-e-j 1-ae-j

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Given x[n] = a"u[n] →→ X(ej")
Then the DTFT of x[n] = ()"u[n] is
Select one:
O
O
X(ejo) =
1
1-3e-jo
X(ejo) =
None of the mentioned
X(ej") =
X(ej) =
1-e-ja
1
1-3e-jo
1-3e-jo
=
1
1-ae-jou
Transcribed Image Text:Given x[n] = a"u[n] →→ X(ej") Then the DTFT of x[n] = ()"u[n] is Select one: O O X(ejo) = 1 1-3e-jo X(ejo) = None of the mentioned X(ej") = X(ej) = 1-e-ja 1 1-3e-jo 1-3e-jo = 1 1-ae-jou
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