# Math Help - intregate

1. ## intregate

$\int\frac{1+x^\frac{-2}{3}}{1+x}dx$ with substitution

i dont know how to do this.

2. Originally Posted by stud_02
$\int\frac{1+x^\frac{-2}{3}}{1+x}dx$ with substitution

i dont know how to do this.
Substitute $x = u^3$.