All you have to do is to enclose the class name in brackets, enter two colons and then enter your mathematical expression. Suppose, for instance, that I wanted to know the square root of 64.

How to use the expr, factor, jot, and bc commands to do math calculations on Linux systems.

Learn about and revise how to simplify algebra using skills of expanding brackets and factorising expressions with GCSE Bitesize AQA Maths.

Learn about and revise how to simplify algebra using skills of expanding brackets and factorising expressions with GCSE Bitesize AQA Maths.