Functions and Graphs

An introduction and overview

Rules Ordered Pairs

Graphs

x y

-2 -1

-1 1

0 3

1 5

2 7

32 xy

Plot Points

Substitute Values

Patterns and DifferencesCoefficients & equations

Intercepts & Gradients

Simple patterns and relations

Sequence Patterns and Rules

Function machines

Real Life Situations

Real Life Investigations

Online Graphing Tool

Write the rule from the graph

http://www.ltcconline.net/greenl/java/BasicAlgebra/LineGraph/LineGraph.htm

Graphmatica Challenge 1

Graphmatica challenge 2

The domain of a rule is the set of allowable x values. So if you specify a rule y=x+5 to have a domain of {-5, 0} then the only x values that will be drawn are those between –5 and 0.