1. Given x1[n] = {1 0 1 2}

a) Perform DFT on x[n] to find X[k] by hand:

X1[0]=

X1[1]=

X1[2]=

X1[3]=

b) Plot x1[n] and X1[k] by hand

1. Given x1 [n] {1 0 1 2} a) Perform DFT on x[n] to find X[k] by hand: XI [0]= X1 XI [2]= X1(3)- b) Plot x[n] and XI[k] by hand