Which of the following method is used to restrict the inverse filter t – McqOptions

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1.	Which of the following method is used to restrict the inverse filter to be FIR?
A.	Truncating h<sub>I</sub>(n)
B.	Expanding h<sub>I</sub>(n)
C.	Truncating H<sub>I</sub>(z)
D.	None of the mentioned
Answer» B. Expanding h<sub>I</sub>(n)

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