Problem: Derivative of the inverse function
Problem
y=f(x)=e2x−2
- Find f′(x) and show that f′(x)>0 for all x (Thus, f is strictly increasing and it has an inverse x=g(y) )
- Find g′(1) without finding g
- Find g(y) and then g′(1) and confirm that the result is the same.
Solution