Given the z-transform pair 3nn2 u[n] X (z). The time signal correspo – McqOptions

MCQOPTIONS

1.	Given the z-transform pair 3ⁿn² u[n] X (z). The time signal corresponding to ( frac{z^2-z^{-2}}{2} ) X(z) is ___________
A.	( frac{1}{2} )(x[n+2]-x[n-2])
B.	(x[n+2]-x[n-2])
C.	( frac{1}{2} )(x[n-2]-x[n+2])
D.	(x[n-2]-x[n+2])
Answer» B. (x[n+2]-x[n-2])

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