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Signals and systems electrical engineering miscellaneous

  1. The Z-transform of
    x[n] =
    1
    n(u[n] - u[n - 5]) will be .
    4

    will be
    1. z5 - 0.255
      , z > 0.25
      z4(z - 0.25)
    2. z5 - 0.255
      , z > 0
      z4(z - 0.25)
    3. z5 - 0.255
      , z < 0.25
      z3(z - 0.25)
    4. z5 - 0.255
      , all z
      z4(z - 0.25)
Correct Option: D




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