His secret is in generalizing two roots together instead of keeping them as separate values. Quadratic equations are polynomials that include an x², and teachers use them to teach students to find two ...

In a boon to algebra students everywhere, a professor at Carnegie Mellon University has devised a simpler and more efficient way to solve problems involving the quadratic equation.

Learn how to form, manipulate and solve quadratic equations. Revise expansion of expressions and factorising and forming quadratics.