1.

If x(n) is a real and odd sequence, then what is the expression for x(n)?

A. \(\frac{1}{π} \int_0^π\)[XI(ω) sinωn] dω
B. –\(\frac{1}{π} \int_0^π\)[XI(ω) sinωn] dω
C. \(\frac{1}{π} \int_0^π\)[XI(ω) cosωn] dω
D. –\(\frac{1}{π} \int_0^π\)[XI(ω) cosωn] dω
Answer» C. \(\frac{1}{π} \int_0^π\)[XI(ω) cosωn] dω


Discussion

No Comment Found