$\int \left(1-x^{3}\right)^{2}dx=$
$\int \left(1-x^{3}\right)^{2}xdx=$
$\int \left(1-x^{3}\right)^{2}x^{2}dx=$
$\int \left(x^{2}-4\right)^{4}\left(2x-1\right)dx=$
$\int \dfrac {3tdt} {\sqrt [3] {t^{2}+3} }=$
$\int \dfrac {\left(x+1\right)dx} {\sqrt{x^{2}+2x-4} }=$
$\int \dfrac {dx} {\left(a+b\right)^{1/}3}=$