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.

Learn about and revise quadratic equations by factorising, completing the square and using the quadratic formula with GCSE Bitesize OCR Maths.

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.

A mathematician has derived an easier way to solve quadratic equation problems, according to MIT’s Technology Review.