If X(k) is the N/2 point DFT of the sequence x(n), then what is the value of X(k+N/2)?
A. F1(k)+F2(k)
B. F1(k)- WNk F2(k)
C. F1(k)+WNk F2(k)
D. None of the mentioned
Answer:A
If X(k) is the N/2 point DFT of the sequence x(n), then what is the value of X(k+N/2)?
A. F1(k)+F2(k) B. F1(k)- WNk F2(k) C. F1(k)+WNk F2(k) D. None of the mentioned
Explanation: We know that, X(k) = F1(k)+WNk F2(k)