Find the anti derivative of

(u^-2(1-u^2+u^4)du. Need steps so I can try to grasp this. Thanks

If you mean

∫(1-u^2+u^4)/u^2 du then it's just simple powers:

∫1/u^2 - 1 + u^2 du

-1/u - u + 1/3 u^3 + C