Question: The signal x c (t) = sin(2 (100)t) was sampled with sampling period T = 1/400 second to obtain a discrete-time signal x[n]. What is

The signal 

xc(t) = sin(2π (100)t)

was sampled with sampling period T = 1/400 second to obtain a discrete-time signal x[n]. What is the resulting signal x[n]?

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