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


Question :   4. Which of the following relations are true if x(n) is real?
1. X(ω)=X(-ω)
2. X(ω)= -X(-ω)
3. X*(ω)=X(ω)
4. X*(ω)=X(-ω)
Answer :   4 - X*(ω)=X(-ω)  

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