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1. |
The Fourier series coefficient of the signal y(t) = Even{x(t)} is ___________ |
A. | ( frac{X[k]+X[-k]}{2} ) |
B. | ( frac{X[k]-X[-k]}{2} ) |
C. | ( frac{X[k]+X^* [-k]}{2} ) |
D. | ( frac{X[k]-X^* [-k]}{2} ) |
Answer» B. ( frac{X[k]-X[-k]}{2} ) | |