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Frequency Analysis of Signals and Systems on Digital Signal Processing related Questions and Answers


Question :   Which of the following relation is true if the signal x(n) is real?
1. X*(ω)=X(ω)
2. X*(ω)=X(-ω)
3. X*(ω)= -X(ω)
4. None of the mentioned
Answer :   2 - X*(ω)=X(-ω)  

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