Préfecture (capital): Le Puy en Velay[?]
Sous-préfectures: Brioude[?] and Yssingeaux[?].
See also: List of Communes of the Haute-Loire département of France
... for generalizations) with a being non-zero. These solutions are also called the roots of the equation. The formula reads <math> x=\frac{-b \pm \sqrt ...