1.

What is the energy of a discrete time signal in terms of X( )?

A. (2 int_{- }^ |X( )|^2 d )
B. ( frac{1}{2 } int_{- }^ |X( )|^2 d )
C. ( frac{1}{2 } int_0^ |X( )|^2 d )
D. None of the mentioned
Answer» C. ( frac{1}{2 } int_0^ |X( )|^2 d )


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