1. In groups of 3 at your seat, list all you can about this table.
Is it a function?
What is the rule?
What would the map look like?

2. How can you identify a function from a table?
Mapping: one way to identify a function from a table is to map the domain and range.
Equations: Matching the equation with the table can be done by plugging in an x value and seeing if the equation will give you the correct y value in the table.

14. This set of ordered pairs represents a function.
(0,0),(1, 4),(2, 8),(3, 12),(4, 16)
Which ordered pair can be included in the set so that it still represents a function?
F (0,5)
G (1, 4)
H (3,8)
J (5, 20)

15. Which mapping represents a relation that is a function?