1.

The Fourier transform of the signal e-|t| in [-2,2] is _____________

A. ( frac{2 + 2e^{-2} cos u20612 + 2 e^{-2} ,sin u20612 }{1- ^2} )
B. ( frac{2 2e^{-2} cos u20612 2 e^{-2} ,sin u20612 }{1+ ^2} )
C. ( frac{2 2e^{-2} cos u20612 + 2 e^{-2} ,sin u20612 }{1+ ^2} )
D. ( frac{2 + 2e^{-2} cos u20612 + 2 e^{-2} ,sin u20612 }{1- ^2} )
Answer» D. ( frac{2 + 2e^{-2} cos u20612 + 2 e^{-2} ,sin u20612 }{1- ^2} )


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