Domain and Range of a Relation

This may seem easy to some, there there is some confusion as to what the Domain and Range actually are.  You can also see how to tell if the Domain and Range set is a function or not.  This post might help.

Watch:

1.  Finding the Domain and Range of a Function using Prentice Hall
2. Identifying Function using the Vertical Line test using Prentice Hall
3.  Domain and Range of a Relation: u17_l1_t1_we1 Domain and Range of a Relation


Practice:


Worksheet:
Domain and Range Identification Sheet

How do I solve inequalities that contain absolute values?

Watch:

Absolute Value Inequalities: Absolute Value Inequalities

Practice:

Click here to practice solving inequalities with absolute values.


Drill and kill worksheet with inequalities containing absolute values.

• Worksheet contains 24 absolute value inequalities of varying difficulty.
• Contains the answer key.  Remember that just writing down answers doesn't help you pass the test.
• Answers are given so that you can verify that you are correct.