# Absolute Value Function: Definition & Examples

Instructions:

question 1 of 3

### Which of the following is the formal definition of the absolute value of a number a?

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### 2. If f(x) = |x|, find f(-2).

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You are most likely familiar with the mathematical concept of absolute value. If you are, then you should be able to make since the absolute value function. This assessment was made to test your understanding and skills using the absolute value function.

## Quiz & Worksheet Goals

Use this assessment to test your understanding of:

• The formal definition of the absolute value of a number a
• Characteristics of the absolute value function
• How to use the absolute value function

## Skills Practiced

Complete this assessment to also test the following skills:

• Defining key concepts - ensure that you can accurately define main phrases, such as absolute value
• Information recall - access the knowledge you've gained regarding the absolute value function
• Problem solving - use acquired knowledge to solve practice problems with absolute value functions