Pialat won the Palme d'or[?] at the Cannes Film Festival in 1987 for Sous le soleil de Satan[?] (Under the Sun of Satan).
... square roots of both sides yields <math>x+\frac{b}{2a}=\frac{\pm\sqrt{b^2-4ac}}{2a}.</math> Subtracting b/(2a) from both sides, w ...