Lesson 05: Complex Numbers: Multiplying and Dividing

07/22/2016

Lesson on understanding the value of i and multiplying complex numbers. Knowing the value of i^2 is needed in order to evaluate and simplify the complex numbers.

1:04 2i^2 
1:45 (4i)^2
2:44 (7i)(2i)
3:28 i(2 + 3i) 
4:22 4i(7 -- 5i)
5:06 (2 + 3i)(5 + 4i)

Lesson module on multiplying complex numbers: http://www.numberbender.com/lesson/mo... 

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