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electronics and communication engineering signals and systems
1. The signal m(t) = 10 cos 100 p t is sampled at the rate of Fs = 75 Hz, then determine signal after sampling.
(A): 4 cos 100 p t + 8 sin 200 p t
(B): 4 cos 100 p t + 8 sin 200 p t + cos 75 p t
(C): 4 cos 25 p t + 8 sin 50 p t + cos 75 p t
(D): none
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