Each state of the United States selects two senators to represent their states in the United States Senate. In 1913, the 17th Amendment[?] to the United States Constitution provided for the direct popular election of senators; prior to this, senators were selected by state legislatures.
... single point.)
If the discriminant is positive, then there are two different solutions x, both of which are real. (Geometrically, this means that the parabola intersects ...