A function is a way of describing what happens to an input variable, in order to get the output result. \(\text{Input} \rightarrow \text{FUNCTION} \rightarrow \text{Output}\) If we think of a simple ...

Concepts covered in this course include: standard functions and their graphs, limits, continuity, tangents, derivatives, the definite integral, and the fundamental theorem of calculus. Formulas for ...

I know that a variable is a letter or symbol used to represent a value that can change or is currently unknown. In this lesson, we focus on the input being that changeable value. I know that an ...

Support your confidence in this topic by refreshing your knowledge of substitution and changing the subject of formulae. A function takes an input value, applies a rule to it, and produces an output ...

A bundle is a package of resources grouped together to teach a particular topic, or a series of lessons, in one place. 9 GCSE/IGCSE Math worksheets on the following topics: percentage increase and ...