Complex Numbers in Polar Form: Process & Examples


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question 1 of 3

Which quadrant does the complex number -4 - 9i lie in?

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1. When finding the angle for the polar form, what do you have to do to your calculator's answer to find the correct answer if the complex number is in the fourth quadrant?

2. Which of the following is a complex number?

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About This Quiz & Worksheet

Test your ability to convert complex numbers to polar form in this quiz and worksheet combination. Practice problems will assess your knowledge of this mathematical construct.

Quiz & Worksheet Goals

In this assessment you will be tested over your ability to:

  • Identify a complex number
  • Convert complex numbers into the polar form
  • Recognize placement of complex numbers in the different quadrants

Skills Practiced

This assessment helps you hone the following skills:

  • Making connections - use understanding of the concept complex numbers
  • Critical thinking - apply relevant concepts to examine information about mathematics in a different light
  • Problem solving - use acquired knowledge to solve practice problems converting complex numbers to polar form

Additional Learning

For more information about complex numbers, review the lesson Complex Numbers in Polar Form: Process & Examples. This lesson covers:

  • Defining complex numbers
  • Polar form conversion
  • De Moivre's formula