The graph of a quadratic function is a parabola. A parabola can cross the x-axis once, twice, or never. These points of intersection are called x-intercepts. Does this concept sound familiar, yet strange? Your teacher may call these points by their nicknames.
Other Terms for x-intercepts
- solution set
Four Methods of Finding the x-intercepts
This article focuses on using a graph to identify the x-intercepts. Before you begin this tutorial, make sure that you can confidently plot ordered pairs on a Cartesian Plane.