What is the inverse z-transform of X(z)= 1/(1-1.5z-1+0.5z2-2 ) if ROC is |z|>1?
A. (2-0.5n)u(n)
B. (2+0.5n)u(n)
C. (2n-0.5n)u(n)
D. None of the mentioned
Answer:A
What is the inverse z-transform of X(z)= 1/(1-1.5z-1+0.5z2-2 ) if ROC is |z|>1?
A. (2-0.5n)u(n) B. (2+0.5n)u(n) C. (2n-0.5n)u(n) D. None of the mentioned
Explanation: The partial fraction expansion for the given X(z) is