Question Number 43987 by Necxx last updated on 19/Sep/18

Commented by MJS last updated on 19/Sep/18

$$???\mathrm{4}{x}^{\mathrm{2}} +\mathrm{5}{x}^{\mathrm{2}} +\mathrm{2}??? \\ $$
Commented by Necxx last updated on 19/Sep/18

$${yes} \\ $$