Trig / PreCalculus - Vol 1 - Complex Numbers, Sin, Cos, Tan
01 - What are Complex & Imaginary Numbers? Learn to Solve Problems with Complex Numbers.
This is just a few minutes of a complete course.
Get full lessons & more subjects at: http://www.MathTutorDVD.com.
In this lesson the student will learn about complex numbers and how to work with them in trigonometry and precalculus.