Question

Calculus help please…? Im lost on this one :/
find f'(x) and f'(c)
f(x)=x+1/x-1
c=2

Answer 1

quotient rule for this one
\[\left(\frac{f}{g}\right)'=\frac{gf'-fg'}{g^2}\] with
\[f(x)=x+1,f'(x)=1,g(x)=x-1,g'(x)=1\]

Answer 2

=(1)(x-1)+(1)(x+1)???

Answer 3

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