4. Which of the following relations are true if x(n) is real? – McqOptions

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1.	4. Which of the following relations are true if x(n) is real?
A.	X(ω)=X(-ω)
B.	X(ω)= -X(-ω)
C.	X*(ω)=X(ω)
D.	X*(ω)=X(-ω)
Answer» E.

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