§¼[(log(x²+cos(x)))/(x³-sin(x))]dx = ?

Mathematica doesn't know the answer..

uhhh, imma newfag so take it easy here.  i have several questions. first why does my post in /b/ just dissapear after i post it, i want to be able to check up on it and see replys. second how do i check up on it. thirdly what is 'sage' and 'noko'??