∫x3 dx=\displaystyle\int x^3\,dx =∫x3dx=Ax44+C\dfrac{x^4}{4} + C4x4+Ccheck_circleBx33+C\dfrac{x^3}{3} + C3x3+CC3x2+C3x^2 + C3x2+CDx4+Cx^4 + Cx4+CExplanationPower rule for integrals: ∫xn dx=xn+1/(n+1)+C\int x^n\,dx = x^{n+1}/(n+1) + C∫xndx=xn+1/(n+1)+C.