Redirected from Regions of France
France has 26 régions, which are further subdivided into départements.
See also: List of capitals of subnational entities
... y = b/(2a), so we add the square of b/(2a) to both sides, getting <math>x^2+\frac{b}{a}x+\frac{b^2}{4a^2}=-\frac{c}{a}+\frac{b^2}{4a^2}.</math> The left ...