Basics
Absolute Value of x = |x| = distance of x from zero on a number line
absolute value of x = |x| = x
absolute value of -x = |-x| = x
absolute value 0f x = absolute value of -x
|x| = |-x| = x
absolute value of 3 = |3| = 3
absolute value of -3 = |-3| = 3
absolute value of 3 = absolute value of -3
|3| = |-3| = 3
Question
What is |7|?
Answer
7
Question
What is |-7|?
Answer
7
Question
What is -|3|?
Answer
-3
Answer Process
This is a trick question.
The absolute value operation inside | | is performed first; the negative sign operation is performed last.
-|3| = -3
Question
What is -|-3|?
Answer
-3
Answer Process
This is a trick question.
The absolute value operation inside | | is performed first; the negative sign operation is performed last.
-|-3| = -3
Practice – Questions
1. What is |8|?
2. What is |-8|?
3. What is -|8|?
4. What is -|-8|?
5. |4| = |-4| → True or False?
Practice – Answers
1. 8
2. 8
3. -8
4. -8
5. True