1.

The Fourier transform of the signal e-4|t| is ____________

A. ( frac{8}{16+ ^2} )
B. ( frac{-8}{16+ ^2} )
C. ( frac{4}{16+ ^2} )
D. ( frac{-4}{16+ ^2} )
Answer» B. ( frac{-8}{16+ ^2} )


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