1852 - Studebaker Brothers wagon company, precursor of the automobile manufacturer, is established
1857 - The National Deaf Mute College (later renamed Gallaudet University) is established in Washington, DC becoming the first school for the advanced education of the deaf.
... (Geometrically, this means that the parabola intersects the x-axis in two points.)
If the discriminant is negative, then there are two different solutions x, both of ...