Electronics and Communication Engineering - Exam Questions Papers - Discussion
Discussion Forum : Exam Questions Papers - Exam Paper 4 (Q.No. 18)
18.
The fourier transform of a double sided exponential function
is
is
Answer: Option
Explanation:
Consider general expression
X(jω) = 
ea|t| e- jωt dt
= 
eat e-jωt dt + 
e-ate-jωt dt
X(jω) = e(a - jω)t dt + e -(a + jω)t dt
Since 
∴ 
.
Discussion:
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