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Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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18.13 Find the Fourier transform of the following signals:
(a) f(t) = cos(at – /3),
-00<t< 00
-00<t< c0
- 00 <t< 00,
(b) g(f) = u(t + 1) sin xt,
(c) h(t) = (1+A sin at) cos bt,
where A, a, and b are constants
(d) i(t) = 1-1,
0<t<4
Transcribed Image Text:18.13 Find the Fourier transform of the following signals: (a) f(t) = cos(at – /3), -00<t< 00 -00<t< c0 - 00 <t< 00, (b) g(f) = u(t + 1) sin xt, (c) h(t) = (1+A sin at) cos bt, where A, a, and b are constants (d) i(t) = 1-1, 0<t<4
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