# Math Help - Integration of Rational Functions

1. ## Integration of Rational Functions

Hi. How would you integrate 4/x? Thanks

2. Originally Posted by jaijay32
Hi. How would you integrate 4/x? Thanks
What function do you know that has derivative

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

Hint: $\frac{d}{dx} \ln(x) =$