Communication Systems - Engineering

Q1:

Fourier series expansion of a real periodic signal with fundamental frequency is given by It is given that c3 = 3 + j5. then c-3 is

A 5 + j3

B -3 - j5

C -5 + j3

D 3 - j5

ANS:D - 3 - j5

For real signal ck = c*-k  3 - i5.