Chapter 8 Functions

1. Chapter 8 – Functions and Graphing 8.1 - Functions

2. The “Fun”ction Machine

5. Use the vertical line test to help determine if a relation is a function. For each value of x, a vertical line can pass through no more than one point at a time on the graph. Function Not a Function

6. Graph each relation. Then determine if each relation is a function by using the vertical line test. x 1 0 4 5 y -1 0 -4 -5 x 1 0 1 2 y 4 0 -2 -4