Complex numbers

What are the imaginary numbers?
What are the complex numbers?
The complex plane
5 questions
Adding and subtracting complex numbers
Multiplying complex numbers
Unit test
10 questions

Unlock your personalized study plan

Take a quiz to identify your areas for growth. We'll recommend lessons for exactly what you need to learn.
Identify your areas for growth in these lessons:
Test your understanding of Complex numbers with these 10 questions.
About this unit
Learn about complex numbers and how to add, subtract, and multiply them. This will come in useful when working with polynomials.