Problem

Use the results of Section 135.5 to determine an equation for the 40-pt. DFT of x[n] in (1...

Use the results of Section 135.5 to determine an equation for the 40-pt. DFT of x[n] in (13.45 ). Verify that some of the nonzero DFT values are

What are the other nonzero values of X[k]? For which indices k are the DFT coefficients X[k]equal to zero?

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Solutions For Problems in Chapter 13