# Calculus Problem

• Nov 27th 2006, 06:58 PM
Affinity
Calculus Problem
Let f(x) be a function with the property that f '(x) = 1/x and let g(x) = f(e^x). Compute g '(x). Thanks in advance!
• Nov 27th 2006, 07:11 PM
ThePerfectHacker
Quote:

Originally Posted by Affinity
Let f(x) be a function with the property that f '(x) = 1/x and let g(x) = f(e^x). Compute g '(x). Thanks in advance!

Chain rule this is a problem.

$(e^x)'f'(e^x)=(e^x)\cdot \frac{1}{e^x}=1$