The value of \(Z^{-1}\Big\{\frac{z^2}{(z-a)(z-b)}\Big\}\) is ________ – McqOptions

MCQOPTIONS

1.	The value of \(Z^{-1}\Big\{\frac{z^2}{(z-a)(z-b)}\Big\}\) is ____________
A.	\(\frac{a^{n+1} – b^{n+1}}{a+b}\)
B.	}\Big\}\) is ____________a) \(\frac{a^{n+1} – b^{n+1}}{a+b}\) b) \(\frac{a^{n+1} – b^{n+1}}{a-b}\)
C.	\(\frac{a^{n+1} + b^{n+1}}{a-b}\)
D.	\(\frac{a^{n+1} + b^{n+1}}{a+b}\)
Answer» C. \(\frac{a^{n+1} + b^{n+1}}{a-b}\)

Discussion

No Comment Found

Related MCQs

The value of inverse Z-transform of log(\(\frac{z}{z+1}\)) is _______________
Given the z-transform pair\(X[n] \leftrightarrow \frac{32}{z^2-16}\), |z|
The value of \(Z^{-1}\Big\{\frac{z^2}{(z-a)(z-b)}\Big\}\) is ____________
The system described by the difference equation y(n) – 2y(n-1) + y(n-2) = X(n) – X(n-1) has y(n) = 0 and n
Given the z-transform pair 3nn2 u[n] ↔ X (z). The time signal corresponding to {X(z)}2 is ___________
Given the z-transform pair 3nn2 u[n] ↔ X (z). The time signal corresponding to \(\frac{z^2-z^{-2}}{2}\) X(z) is ___________
Given the z-transform pair 3nn2 u[n] ↔ X (z). The time signal corresponding to \(\frac{dX(z)}{dz}\) is ___________
Given the z-transform pair 3nn2 u[n] ↔ X (z). The time signal corresponding to X(z-1) is ___________
What is the causal signal x(n) having the z-transform X(z)=\(\frac{1}{(1+z^{-1})(1-z^{-1})^2}\)?
What is the inverse z-transform of X(z)=\(\frac{1}{1-1.5z^{-1}+0.5z^{-2}}\) if ROC is 0.5