[tex](x^{2}-1)(x+2)^{3}(2x^{2}+6x) = 0\\\\(x+1)(x-1)(x+2)\cdot2x(x+3) = 0\\\\x+1 = 0 \ \vee \ x-1 = 0 \ \vee \ x+2 = 0 \ \vee \ 2x = 0 \ \vee \ x+3 = 0\\\\x = -1 \ \vee \ x = 1 \ \vee \ x = -2 \ - \ pierw. \ 3-krotny \ \vee \ x = 0 \ \vee \ x = -3\\\\x \in \{-3, -2, -1, 0, 1\}[/tex]
