To remove brackets is to multiply the term outside the brackets by each term inside. Factorising an expression is to write it as a product of its factors. Check your understanding of the process with ...
The patterns and expressions curriculum unit supports pupils to understand and express algebraic generalisations arising from how they 'see' the structure of a figural pattern. Pupils work in a ...
Composite functions are made when the output from one function is used as the input of another function. The names of the functions are written next to each other, with the function that is used first ...
Abstract: Despite their benefits, programmers rarely use formal specifications, because they are difficult to write and they require an up front investment in time. To address these issues, we present ...