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(Solved): 3. Consider the discrete-time sinusoid x[n] = = COS ; (T). a. Plot x[n] for n = 0, ..., 35 ...
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3. Consider the discrete-time sinusoid x[n] = = COS
; (™T).
a. Plot x[n] for n = 0, ..., 35.
b.
Is this discrete-time sinu](https://media.cheggcdn.com/media/705/705ca42f-db9e-495b-a85c-46093edbe70e/php34ZIXJ)
?? 3. Consider the discrete-time sinusoid x[n] = = COS ; (™T). a. Plot x[n] for n = 0, ..., 35. b. Is this discrete-time sinusoid periodic? If so, what is the period? Find and plot another discrete-time sinusoid y[n] = cos(w?n) with a different frequency (w? # that yields exactly the same values as x[n].
Expert Answer
Answer:- n1=-10:10; x=(n1>=0); n2=n1+3; y=x; u=min(min(n1),min(n2)); t=max(max(n1),max(n2)); r=u:1:t; z1=[]; temp=1; for i=1:length(r)