Algebraic proof – Higher tier. It is often helpful to use algebraic expressions to represent different types of numbers. 2𝑛, 6 times 𝑛 add 1, and 4𝑛 add 2 are all even algebraic ...

Algebra is a branch of mathematics dealing with symbols and the rules for manipulating those symbols. In elementary algebra, those symbols (today written as Latin and Greek letters) represent ...