Quadratic equations are polynomials, meaning strings of math terms. An expression like “x + 4” is a polynomial. They can have one or many variables in any combination, and the magnitude of them is ...

Revise solving quadratic equations for your maths GCSE foundation and higher exams with Bitesize interactive practice quizzes covering feedback and common errors.

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.

Everyone learns (and some readers maybe still remember) the quadratic formula. It’s a pillar of algebra and allows you to solve equations like Ax2+Bx+C=0. But just because you’ve used i… ...

There are other ways to solve the quadratic equation, such as factoring, completing the square, or graphing, but using the quadratic formula is often the most convenient way.

The central issue: cubic equations. Most high school students know how to solve quadratic equations, such as x2 − x − 3 = 0, using the quadratic formula. It states that the solutions, or roots, of ax2 ...

A mathematician at Carnegie Mellon University has developed an easier way to solve quadratic equations. Here's the secret.