Problem 3.12 Find the DTFT of the following time-domain signals: (b) x[n] = alu. lal <...

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Question

Answer 1

Answer #1

Solution for both the question is provided below:

1.

. Ans 3.128- a = a um] taun-l] tah Tia> Taking DTFT X(en) - 2 ah esan + lon a ufan - Berita n =0 N =- On Solving l-apiwt a ew

2.

Aus :- fonnier transform of et altl W10) - e 2(t) It can be expanded as alt) = e ult) t e utt) » Taking fonier kron form - so

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Answer 2

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