Question 631484
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Hi,
f(x)=4x/(x+1)
 I = -x/(x-4)  Yes, good work.
if you are finding the Domain and Range of the Inverse function...
domain: Denominator cannot be zero.  Domain is  {x  | x &#8800; 4 }
Range:  value of f(x) as x approaches {{{infinity}}}
that would  y = -1