Not
Functions
Functions
Mapping
Diagram
Mapping
Diagram
Table
Table
Graph
Graph
This is a function
because…
This is a function
because…
This is a function
because…
x
y
x
y
x
y
x
y
This is not a function
because…
This is not a function
because…
This is not a function
because…
© Lisa Davenport 2012