The impulse response of a relaxed LTI system is h(n)=anu(n), |a|<1. Wh – McqOptions

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1.	The impulse response of a relaxed LTI system is h(n)=anu(n), \|a\|<1. What is the value of the step response of the system as n ?
A.	( frac{1}{1+a} )
B.	( frac{1}{1-a} )
C.	( frac{a}{1+a} )
D.	( frac{a}{1-a} )
Answer» C. ( frac{a}{1+a} )

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