1. Section 1.2 Study Materials
Absolute Value
Math 081 CCBC

2. Section 1.2 Study Materials
Directions
Please have a piece of paper and pencil ready!
As you click through the slides, pause to work out the Practice Problems on your own.
Check your answer to each Practice Problem.
If you get a problem wrong or if you want to hear the explanation, watch the video linked to the slide.
At the end of the slide show, work out the answers to the Selected Textbook Exercises.
When you have completed Sections 1.1 – 1.4, complete Mid-Chapter 1 Online Homework.

3. Section 1.2 Study Materials
Definition
For example, the absolute value of 3 is 3, and the absolute value of -3 is also 3. The absolute value of 17 is 17, and the absolute value of is 106.
The absolute value of the real number r is denoted by the symbol We write…

4. Section 1.2 Study Materials
Definition
The absolute value of a number is the distance from that number to 0 along the number line. Distance is always understood to be a non-negative measurement.

5. Section 1.2 Study Materials
-5 is 5 units away from 0. Therefore,

6. Section 1.2 Study Materials
Answer: 7 Watch it:

7. Section 1.2 Study Materials
3 is 3 units away from 0. Therefore,

8. Section 1.2 Study Materials
Answer: 4 Watch it:

9. Section 1.2 Study Materials
0 is 0 units away from 0. Therefore,

10. Section 1.2 Study Materials
Answer: 0 Watch it:

11. Section 1.2 Study Materials

12. Section 1.2 Study Materials
Answer: -4 Watch it:

13. Section 1.2 Study Materials

14. Section 1.2 Study Materials
Answer: -21 Watch it:

15. Section 1.2 Study Materials

16. Section 1.2 Study Materials
Answer: 3 Watch it:

17. Section 1.2 Study Materials

18. Section 1.2 Study Materials
Answer: -2 Watch it:

19. Practice Selected Textbook Exercises
Section 1.2 Study Materials
Practice Selected Textbook Exercises
On your own paper, work out the answers to the following problems.
Section 1.2: Problems 1 – 7, 12, 15, 16
Click here to practice
Selected Textbook Exercises
Section 1.2
This is the end of the Section 1.2 material.
If you got all of the Selected Textbook Exercises for Section 1.2 correct, you are ready for Section 1.3 Study Materials found in Blackboard in Mid-Chapter 1.
If you did not get all of the Selected Textbook Exercises for Section 1.2 correct, continue studying using the additional materials on the next slide.

20. Additional Study Materials:
Section 1.2 Study Materials
Additional Study Materials:
Click here to read the Textbook for Section 1.2.
Click here to re-watch all of the videos for Section 1.2.
Click here to practice all of the Textbook Exercises for Section 1.2.
Go to Blackboard to view other resources:
Online Exercises for Section 1.2
More videos for Section 1.2