BBC4 年
Algebraic expressions - Eduqas Proof - Higher
A mathematical proof is a sequence of statements that follow on logically from each other that shows that something is always true. Using letters to stand for numbers means that we can make ...
BBC5 年
Algebraic expressions - AQA Proof - Higher
A mathematical proof is a sequence of statements that follow on logically from each other that shows that something is always true. Using letters to stand for numbers means that we can make ...