The expression below is the product of two rational expressions. Given the domain, what could the two original factors have been?

$\displaystyle{2}{{x}}^{{2}}-{4}{x}\usepackage{cmbright}\Huge\$ , domain: all of $\displaystyle{x}\usepackage{cmbright}\Huge\$ , $\displaystyle{x}\ne{0}\usepackage{cmbright}\Huge\$ and 2