If x(n) is real and odd, then what is the IDFT of the given sequence?
Posted: Thu Jul 14, 2022 9:44 am
a) \(j \frac{1}{N} \sum_{k=0}^{N-1} x(k) sin\frac{2πkn}{N}\)
b) \(\frac{1}{N} \sum_{k=0}^{N-1} x(k) cos\frac{2πkn}{N}\)
c) \(-j \frac{1}{N} \sum_{k=0}^{N-1} x(k) sin\frac{2πkn}{N}\)
d) None of the mentioned
b) \(\frac{1}{N} \sum_{k=0}^{N-1} x(k) cos\frac{2πkn}{N}\)
c) \(-j \frac{1}{N} \sum_{k=0}^{N-1} x(k) sin\frac{2πkn}{N}\)
d) None of the mentioned