Question Number 21498 by Joel577 last updated on 25/Sep/17
$${a}^{−\mathrm{2}\:} +\:{b}^{\mathrm{3}} \:+\:{c}^{−\mathrm{4}} \:=\:\frac{\mathrm{433}}{\mathrm{499}} \\ $$$$\mathrm{Find}\:{a}\:+\:{b}\:+\:{c} \\ $$
a-2-b-3-c-4-433-499-Find-a-b-c-