Integrate:3x^2/(x^6+1).dx Share with your friends Share 1 Neha Sethi answered this Dear student I=∫3x2x6+1dxPut x3=tDifferentiate wrt x3x2=dtdx⇒3x2dx=dtSo, I=∫dtt2+1=tan-1t+c=tan-1x3+c Regards 2 View Full Answer