# Math Help - compute integral

1. ## compute integral

$\int\!x sec^2 x^2dx$

I have absolutely no idea, what this thing is

2. Originally Posted by 450081592
$\int\!x sec^2 x^2dx$

I have absolutely no idea, what this thing is
Substitute $u = x^2$, then use the fact that the integral of $\sec^2u$ is $\tan u$.