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

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1.	Given the z-transform pair 3nn2 u[n] ↔ X (z). The time signal corresponding to \(\frac{dX(z)}{dz}\) is ___________
A.	(n-1)33n-1u[n-1]
B.	n33nu[n-1]
C.	(1-n)33n-1u[n-1]
D.	(n-1)33n-1u[n]
Answer» D. (n-1)33n-1u[n]

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