Statement of Linked Answer Questions $85 a$ and $85b$
A sequence $x(n)$ has non-zero values as shown in the figure
The Fourier transform of $y(2 n)$ will be
- $e^{-j2w} [\cos 4 w+2 \cos 2 w+2]$
- $[\cos 2 w+2 \cos w+2]$
- $e^{-jw} [\cos 2 w+2 \cos w+2]$
- $e^{-j2w} [\cos 2 w+2 \cos w+2]$