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More Lessons for A Level Maths

Math Worksheets

A collection of videos, activities and worksheets that are suitable for A Level Maths.

The Modulus Function, |x|

In this tutorial I show you what the modulus function |x| is and how it is used in drawing the graphs of y= |f(x)| and y=f|(x)|. Its use in solving equations like | x + 2 | = 3.

In this tutorial I show you how to sketch graphs of the form y=|f(x)|

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