Q180
a(n) is a real-valued periodic sequence with a period N. x(n) and X(k) form N-point Discrete Fourier Transform (DFT) pairs. The DFT Y(k) of the sequence y ( n ) = 1/N _r = 0^N - 1 x ( r ) x ( n + r ) is
{a(n)} is a real-valued periodic sequence with a period N. x(n) and X(k) form N-point Discrete Fourier Transform (DFT) pairs. The DFT Y(k) of the sequence
is
is
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Answer
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C.
D.
0
Answer: Option A
Solution
Answer: Option A
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