12. (a) Write an expression for the time-domain signal shown in the figure; (b) Find the Fourier transform of the signal; (c) List all frequencies for which the ESD of this signal is equal to zero. Explain your answer. -N 1-N -1 -2 8(1) N-1 N 1(s)→

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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n=14
12. (a) Write an expression for the time-domain signal
shown in the figure;
(b) Find the Fourier transform of the signal;
(c) List all frequencies for which the ESD of this signal
is equal to zero. Explain your answer.
-N 1-N
-1
0
-2
g(1)
N-1 N
Transcribed Image Text:12. (a) Write an expression for the time-domain signal shown in the figure; (b) Find the Fourier transform of the signal; (c) List all frequencies for which the ESD of this signal is equal to zero. Explain your answer. -N 1-N -1 0 -2 g(1) N-1 N
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