Quadratic equations are polynomials, meaning strings of math terms. An expression like “x + 4” is a polynomial. They can have ...

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

A “Steps to solve” card presents several options: Overview, Solve using quadratic formula, Solve by Factoring. Users are then presented with a step-by-step breakdown and the answer.

The quadratic formula learned by generations of math students is difficult to remember, but it can be used to solve quadratic equations where y = 0.

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