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Signal and systems miscellaneous

Signals and Systems

  1. The DTFT of the given signal x[n]=2δ[n – 2]
    1. e– j2Ω
    2. ej2Ω
    3. 1
    4. None of these
Correct Option: A

X(e) =
x[n].e–jΩn
n = – ∞

= e–2jΩ



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