$$\left. \begin{array} { l } { ( x + 2 ) ( x - 3 ) } \\ { x ^ { 2 } ( x - 3 ) } \\ { 2 x + 6 } \\ { x ^ { 2 } - x - 6 } \end{array} \right.$$
$2\left(x+2\right)x^{2}\left(x^{2}-9\right)$
$\left(x-3\right)\left(x+2\right),\ \left(x-3\right)x^{2},\ 2\left(x+3\right),\ \left(x-3\right)\left(x+2\right)$
