The symbols we use every day have fascinating and surprisingly recent origins, explains author Joseph Mazur in his new book A few years ago friends and I were talking about the origins of written ...

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Algebra uses letters to represent unknown values. Unknown values are commonly represented by the letters x and y. There are several principles you need to know to be able to use algebraic notation.

The questions in this quiz are suitable for GCSE maths students studying formulae, substitution, creating formulae, changing the subject of a formula, rearranging formulae - higher and function ...