If X(k) is the DFT of x(n) which is defined as x(n)=x1(n)+jx2(n), 0≤ n≤ N-1, then what is the DFT of x1(n)?
Posted: Thu Jul 14, 2022 9:44 am
a) \(\frac{1}{2} [X*(k)+X*(N-k)]\)
b) \(\frac{1}{2} [X*(k)-X*(N-k)]\)
c) \(\frac{1}{2j} [X*(k)-X*(N-k)]\)
d) \(\frac{1}{2j} [X*(k)+X*(N-k)]\)
b) \(\frac{1}{2} [X*(k)-X*(N-k)]\)
c) \(\frac{1}{2j} [X*(k)-X*(N-k)]\)
d) \(\frac{1}{2j} [X*(k)+X*(N-k)]\)