If X+(z) is the one sided z-transform of x(n), then what is the one si – McqOptions

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1.	If X+(z) is the one sided z-transform of x(n), then what is the one sided z-transform of x(n-k)?
A.	z<sup>-k</sup> X<sup>+</sup>(z)
B.	z<sup>k</sup> X<sup>+</sup>(z<sup>-1</sup>)
C.	z<sup>-k</sup> ([X^+(z)+ sum_{n=1}^k x(-n)z^n] ); k>0
D.	z<sup>-k</sup> ([X^+(z)+ sum_{n=0}^k x(-n)z^n] ); k>0
Answer» D. z<sup>-k</sup> ([X^+(z)+ sum_{n=0}^k x(-n)z^n] ); k>0

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