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Electronics and Communication
Signal Processing
Difficulty: Medium
The Fourier series expansion of a real periodic signal with fundamental frequency f 0 is given by $${g_p}\left( t \right) = \sum\limits_{n = - \infty }^\infty {{c_n}{e^{j2\pi {f_0}t}}} ;$$ it is given that c 3 = 3 + j5. Then c 3 is
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