Help to integrate this

waaaaaaa..........i remember this ques.....i had asked as a doubt in my coachin class...........its answer is in arihant........

multiply and divide by cosx and use by parts...........

∫x²/(xsinx+cosx)²

Sorry this is the question

dude in ur rough work.....try diff. the denominator..........ull get as xcosx..........from tht we will get a clue tht we need 2 multiply cosx........

thanks didn't think of that