Define does the sampling rate meet the nyquist condition

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Reference no: EM13255461

A continuous time system, described by y(t) = 5 Cos (2*?*20*t + ?/2), is sampled at a rate 320 Hz.

(a) Write the mathematical expression that describes the discrete time (sampled) signal.

(b) Calculate the value of the discrete signal for n = 0 and n = 4.

Reference no: EM13255461

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