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 ...

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

You watch Loh explain it himself in the video, below. Suppose you have a standard quadratic equation for whatever reason that looks like this: x 2 -6x+3=0 In this case, A=1, B=-6, and C=3.

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