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