f(x)=11+1x;gx=11+1f(x)⇒g′(2)= – InterviewSolution

1.	f(x)=11+1x;gx=11+1f(x)⇒g′(2)=
Answer» $f (x) = \frac{1}{1 + \frac{1}{x}}; g x = \frac{1}{1 + \frac{1}{f (x)}} \Rightarrow g^{'} (2) =$

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