Practice: Differentiation Of Logarithmic Equations
Calculus
Level
2
\[f(x)=\ln \left( \sqrt{x^{2}-2} \right)\]
If \(f'(7)\) can be expressed in the form \(\dfrac{a}{b}\) where \(a\) and \(b\) are coprime positive integers, find \(a+b\).
by
Victor Loh