EXERCISES
  1. Find the DFT of the following sequence:

     

    x(n) = {0, 1, 2, 3}

     

    Ans.: [6 − 2 + 2j − 2 −2j]T

     

  2. For the two following sequences

     

    image

     

    find out the sequence x3(p) which is equal to circular convolution of above two sequences i.e., image

     

    [Ans.: x3(p) = {14, 16, 14, 16}]

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