What is the causal inverse of the FIR system with impulse response h(n – McqOptions

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1.	What is the causal inverse of the FIR system with impulse response h(n)= (n)-a (n-1)?
A.	(n)-a (n-1)
B.	(n)+a (n-1)
C.	a<sup>-n</sup>
D.	a<sup>n</sup>
Answer» E.

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