- #1
Perzik
- 2
- 0
Homework Statement
Use the product rule to show that dx^n-1/dx = (n-1)x^n-2
Homework Equations
The general idea is..
If: h(x) = f(x)g(x)
Then: dh(x)/dx = f(x)dg(x)/dx + g(x)df(x)/d(x)
The Attempt at a Solution
It seems like a simple solution but everytime I attempt solving it I get confused and end up with a totally wrong answer