Question: 3.28. Determine the Fourier series coefficients for each of the following discrete-time periodic signals. Plot the magnitude and phase of each set of coefficients

3.28. Determine the Fourier series coefficients for each of the following discrete-time periodic signals. Plot the magnitude and phase of each set of coefficients a.. (a) Each x[n] depicted in Figure P3.28(a)-(c) (b) x[n] sin(2#n/3) cos(mn/2) (c) x[n] periodic with period 4 and x[n] = 1 - sin (d) x[n] periodic with period 12 and x[n] = 1 - sin 7711 for 0 n 3 for 0 n 11

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