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 {X(z)}2 is ___________
A.	{x[n]}2
B.	x[n]*x[n]
C.	x[n]*x[-n]
D.	x[-n]*x[-n]
Answer» C. x[n]*x[-n]

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