Click to explore updated revision resources for GCSE Maths: Function notation, with step-by-step slideshows, quizzes, practice exam questions, and more! Composite functions are made when the output ...
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How to find the inverse of coordinate points
In this video series I will show you how to find the inverse of a function by graphing and algebraically. With a graph two inverses are related to each other as the reflection over the y=x line.
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 ...
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