Question Number 75916 by ajfour last updated on 21/Dec/19
$${x}^{\mathrm{3}} +{x}^{\mathrm{2}} −\mathrm{24}{x}+\mathrm{36}=\mathrm{0} \\ $$$${prove}\:{that}\:{x}=\mathrm{2},\mathrm{3},−\mathrm{6}. \\ $$
Commented by TawaTawa last updated on 21/Dec/19
$$\mathrm{Sir},\:\mathrm{please}\:\mathrm{solve}\:\mathrm{it}.\:\mathrm{I}\:\mathrm{want}\:\mathrm{to}\:\mathrm{learn}\:\mathrm{your}\:\mathrm{approach}. \\ $$