Question: Consider the finite-length sequence x[n] in Figure. The four-point DFT of x[n] is denoted X[k]. Plot the sequence y[n] whose DFT is? Y[k] = W

Consider the finite-length sequence x[n] in Figure. The four-point DFT of x[n] is denoted X[k]. Plot the sequence y[n] whose DFT is?

Y[k] = W43k X[k].

x (n] lir. 3/4 1/2 1/4 -2 -1 0 1 2 3

x (n] lir. 3/4 1/2 1/4 -2 -1 0 1 2 3 4 5 6 7 8

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