### Vertically rescaling a sine wave

Added by Kadie Armstrong on Feb 6, 2008

An interactive animation showing a graph of the function y = a*sin(x). Move the green slider to change the value of the multiplicative constant and observe the effect on the graph.

This resource is from the unit Transformation of Curves which is part of Absorb Mathematics.

### Free maths games

Our new Sumdog website offers entertaining maths games that are free to use at home or in school.

They let you practise your maths against thousands of students worldwide.