Find ∫(x2+x2)dx\int (x^2 + x^2) dx∫(x2+x2)dx.
x3+Cx^3 + Cx3+C
23x3+C\frac{2}{3}x^3 + C32x3+C
2x3+C2x^3 + C2x3+C
13x3+C\frac{1}{3}x^3 + C31x3+C