The impulse response of a relaxed LTI system is h(n)=anu(n), |a| – 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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