Question Number 75913 by ajfour last updated on 21/Dec/19
$${x}^{\mathrm{3}} −\mathrm{7}{x}+\mathrm{6}=\mathrm{0} \\ $$$${prove}\:{that}\:{x}=\mathrm{2},−\mathrm{3},\mathrm{1}\:. \\ $$
Commented by TawaTawa last updated on 21/Dec/19
$$\mathrm{Sir},\:\mathrm{please}\:\mathrm{solve}\:\mathrm{it},\:\mathrm{i}\:\mathrm{want}\:\mathrm{to}\:\mathrm{learn}\:\mathrm{your}\:\mathrm{approach}. \\ $$