Find the fourier transform of an exponential signal f(t) = e-at u(t),

1.	Find the fourier transform of an exponential signal f(t) = e-at u(t), a>0.
A.	\(\frac{1}{a+jω}\)
B.	\(\frac{1}{a-jω}\)
C.	\(\frac{1}{-a+jω}\)
D.	\(\frac{1}{-a-jω}\)
Answer» B. \(\frac{1}{a-jω}\)

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