Edexcel Functions 3

Edexcel International Maths Functions 3

How to use your calculator to work out values of modulus functions.

Scientific calculator tutorial:

https://www.activeteachonline.com/default/

player/video/id/695257/external/0/uid/357726

Explore the graph of modulus functions using GEOGEBRA.

https://www.geogebra.

org/m/gqKZM7Yj

Practice Question: Checking understanding:

Solve :    |x+1|=-2x-5

Practice Question: Checking understanding

Find the Domain and Range of the following functions: 

f(x)=2x-1         -1≤x≤1

g(x)=x^2         -1≤x<3

Practice Question:

Practice Question: