1. SLOPE = = = The SLOPE of a line is There are four types of slopes
Given a graph, calculate the slope of the line.

2. Function:
Domain:
Range:
GRAPHS can represent functions.
The _____________________________________ can help you test whether or not a graph is a function.
Determine
which
graphs
are
functions
A special relation that has exactly ONE output for each input (or exactly ONE y value for each x value)
The set of all the input (x) values
The set of all the output (y) values
VERTICAL LINE TEST

3. Are the following functions. Yes or No
Are the following functions? Yes or No. If yes, state the domain and range. If no, state why.
Input
Output
( , )

4. To create a function rule from the following input-output tables: 4.
“What can I do to the input to get that output?”
THINK!
OR “What can I do to the x to get that y?”