1.

What is the z-transform of the signal x(n)=[3(2n)-4(3n)]u(n)?

A. 3/(1-2z-1)-4/(1-3z-1)
B. 3/(1+2z-1)-4/(1+3z-1)
C. 3/(1-2z)-4/(1-3z)
D. None of the mentioned
Answer» B. 3/(1+2z-1)-4/(1+3z-1)


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