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 X(z^-1) is ___________
A.	n<sup>2</sup>3<sup>-n</sup>u[n]
B.	n<sup>2</sup>3<sup>-n</sup>u[-n]
C.	( frac{1}{n^2} 3^{ frac{1}{n}} u[n] )
D.	( frac{1}{n^2} 3^{ frac{1}{n}} u[-n] )
Answer» C. ( frac{1}{n^2} 3^{ frac{1}{n}} u[n] )

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