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

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs ...

A linear relationship (or linear association) is a statistical term used to describe the directly proportional relationship between a variable and a constant.

Archimedes was known for his brilliance—are you as sharp with an IQ above 203? Try cracking the value of the last equation in this puzzle. It’s designed to test observation, logic, and problem ...

Substitution is just part of that equation. Oil supplies went up in part because natural gas became a viable alternative once technology to super-chill the fuel into its liquid form became an option.

Share or comment on this article: Easy-looking math equation mystifies people as they forget 'special rule' - can you solve it in 30 seconds?

Learn and revise how to plot coordinates and create straight line graphs to show the relationship between two variables with GCSE Bitesize Edexcel Maths.