What is the partial fraction expansion of the proper function X(z)=\( – McqOptions

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1.	What is the partial fraction expansion of the proper function X(z)=\(\frac{1}{1-1.5z^{-1}+0.5z^{-2}}\)?
A.	\(\frac{2z}{z-1}-\frac{z}{z+0.5}\)
B.	\(\frac{2z}{z-1}+\frac{z}{z-0.5}\)
C.	\(\frac{2z}{z-1}+\frac{z}{z+0.5}\)
D.	\(\frac{2z}{z-1}-\frac{z}{z-0.5}\)
Answer» E.

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