If a function Z(s) has a pole at infinity, then – McqOptions

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1.	If a function Z(s) has a pole at infinity, then
A.	the degrees of numerator and denominator are equal
B.	the degree of numerator is one higher than that of denominator
C.	the degree of denominator is one higher than that of numerator
D.	the difference between the degrees of numerator and denominator is 0 or 1
Answer» C. the degree of denominator is one higher than that of numerator

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