Section 3.1.3: Functions as Graphs

Textbook Section 3.1.3:  Functions as Graphs

Learning Objectives

• Graph a function from a rule or table.
• Write a function rule from a graph.
• Analyze the graph of a real world situation.
• Determine whether a relation is a function.

Video Lessons

1. Interval Notation
2. Determine if a relation is Function
3. Find the domain and range

Video Examples

1. Ex 1: Use the Vertical Line Test to Determine if a Graph Represents a Function
2. Ex 2: Use the Vertical Line Test to Determine if a Graph Represents a Function
3. Ex:  Graph an Absolute Value Function Using a Table of Values
4. Ex:  Graph a Square Root Function Using a Table of Values
5. Ex:  Graph a Quadratic Function Using a Table of Values
6. Ex 1:  Determine the Domain and Range of the Graph of a Function
7. Ex 2:  Determine the Domain and Range of the Graph of a Function
8. Ex:  Determine the Domain of a Square Root Function
9. Ex:  Determine the Domain of an Absolute Value Function
10. Ex:  Determine the Domain of a Rational Function
11. Ex 1:  Determine a Function Value From a Graph
12. Ex 2:  Determine a Function Value From a Graph
13. Ex 3:  Determine a Function Value From a Piecewise Defined Graph