Question Number 20868 by Nayon last updated on 05/Sep/17
$$\boldsymbol{{C}}×\left(\boldsymbol{{A}}+\boldsymbol{{B}}\right)=\boldsymbol{{C}}×\boldsymbol{{A}}+\boldsymbol{{C}}×\boldsymbol{{B}}\: \\ $$$${prove}\:{it}. \\ $$
Commented by Nayon last updated on 16/Sep/17
$${mr}\:{w}\mathrm{1} \\ $$