If the graph of the quadratic function y = a x 2 + b x + c crosses the x-axis, the values of x at the crossing points are the roots or solutions of the equation a x 2 + b x + c = 0.

The graph of a quadratic equation forms a parabola. The technique of graphing as it is practiced today is based on the work of René Descartes. (Image credit: Robert Coolman) ...

So do we. Let's solve them together. Quadratic equations are polynomials that include an x², and teachers use them to teach students to find two solutions at once.

The coefficients m and n can be expressed in terms of a, b, c, and d from the original cubic. What they are equal to is less important than the fact that there are guaranteed techniques for finding ...

The quadratic equation is an ancient staple of mathematics that dates back to ancient Babylonians in 2000 BC. It was originally devised as a way to help calculate problems involving rectangles ...

MILWAUKEE (CBS 58) -- A pair of Kenosha math teachers have come up with a new solution to bring their lesson plans to life. All you need is a sling shot and a water balloon. "Our goal is to have ...

Learn and revise how to solve quadratic equations by factorising, completing the square and using the quadratic formula with GCSE Bitesize AQA Maths.