Question: What is the discrete-time signal obtained after sampling the analog signal x(t)=cos(2000*pi*t)+sin(5000*pi*t) at a sampling rate of 5000 samples/sec?
Options
A : cos(2.5*pi*n)+sin(pi*n)
B : cos(0.4*pi*n)+sin(pi*n)
C : cos(2000*pi*n)+sin(5000*pi*n)
D : none of the mentioned
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