x(t)= 2sin(400πt) + 4 cos(600πt). Sampling of 2400 Hz. (a) Find the equation of x(n). (b) Find the period of x(n). (c) Draw the spectrum of x(n)

 

71. x(t)= 2sin(400πt) + 4 cos(600πt). Sampling of 2400 Hz.
       (a) Find the equation of x(n).
       (b) Find the period of x(n).
       (c) Draw the spectrum of x(n)                                 [BUET MSC-14]

SOLUTION:

(c)