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Add and Multiply Complex Numbers




 

Videos and lessons to help High School students know how to use the relation i2 = –1 and the commutative, associative, and distributive properties to add, subtract, and multiply complex numbers.

Suggested Learning Targets


  • I can add complex numbers
  • I can subtract complex numbers
  • I can multiply complex numbers

Common Core: HSN-CN.A.2

Related Topics:
Common Core (The Complex Number System)

Common Core for Mathematics

Add and Subtract Complex Numbers

Adding Complex Numbers


Complex Numbers - Graphing, Adding, Subtracting.





Adding and Subtracting Complex (Imaginary) Numbers.


Introduction to complex numbers. Adding, subtracting and multiplying complex numbers.



 

Multiply Complex Numbers

Multiplying Complex Numbers.


Complex Numbers: Multiplying - Ex 1.
Examples of multiplying two complex numbers and simplifying.




Complex Numbers: Multiplying - Ex 2.
Example of multiplying three complex numbers and simplifying.


Multiply Complex Numbers
This video provides examples of how to multiply complex numbers.



 

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.


You can use the free Mathway widget below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.


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