Working with multi-variable expressions is a key concept in algebra that involves manipulating expressions containing two or more variables. This video offers a detailed guide on understanding and ...

An animated guide to simplifying algebraic expressions. Rules for grouping like terms together, multiplying out brackets and factorising are covered. Use to introduce working with algebraic ...

Trigonometric identities are powerful tools for simplifying complex equations in math and science. Three core groups—reciprocal, quotient, and Pythagorean—form the foundation. Effective strategies ...