# Modulus of a Complex Number: Definition & Examples

Instructions:

question 1 of 3

### What is a complex number?

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### 2. What is the modulus of the complex number -6 +8i?

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You can quickly gauge how much you know about the modulus of complex numbers by using this quiz/worksheet assessment. You must be able to define relevant terms and apply concepts to solve given problems in order to do well on this short quiz.

## Quiz & Worksheet Goals

When you take this quiz, you will be expected to know how to:

• Define a complex number
• Describe the modulus of a complex number
• Solve practice problems that involve finding the modulus of a complex number

## Skills Practiced

• Problem solving - use acquired knowledge to solve practice problems, such as finding the modulus of 9 - i
• Defining key concepts - ensure that you can accurately define a complex number
• Interpreting information - verify that you can read information regarding what the modulus of a complex number is and interpret it correctly