2.1 functions
TRANSCRIPT
2.1 Function and Their Graphs.notebook
1
September 04, 2012
Objective Identify and graph functions
Agenda 1. WU 2. check hw3. Notes4. Work
Warm Up
scatter plot ws
2.1 Function and Their Graphs.notebook
2
September 04, 2012
Relation a mapping, or pairing, of input values with output values.
Domain input values
Range output values
A relation is a function if each input has exactly one output. Not a function if any input has more than one output.
Identify the domain and range. Is the relation a function?
2
1
4
2313
3214
1
1
3
Domain:Range:
Function?
Domain:Range:
Function?
2.1 Function and Their Graphs.notebook
3
September 04, 2012
Vertical Line Test
Graph the relation shown in the diagram.
Use the vertical line test to show whether the relation is a function.
Ordered pairs.
3
2
1
1
1
2
4
2.1 Function and Their Graphs.notebook
4
September 04, 2012
List the domain and range. Is the relation a function?
D = {R = {