Q98
Let x ( n ) = ( 1/2 )^nu ( n ),y ( n ) = x^2 ( n ) and y(ejω) be the Fourier transform of y(n). Then Y(ej0) is
Let and y(ejω) be the Fourier transform of y(n). Then Y(ej0) is
A.
B.
2
C.
4
D.
Answer
Answer: Option D
Solution
Answer: Option D
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