What are the Fourier series coefficients for the signal x(n)=cosπn/3 – McqOptions

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1.	What are the Fourier series coefficients for the signal x(n)=cosπn/3?
A.	c1=c2=c3=c4=0,c1=c5=1/2
B.	c0=c1=c2=c3=c4=c5=0
C.	c0=c1=c2=c3=c4=c5=1/2
D.	none of the mentioned
Answer» B. c0=c1=c2=c3=c4=c5=0

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