YouTube on MSNOpinion

Pre-calculus - how to math - subtracting complex numbers (13 - 7i) - (2 - 5i)

In this math tutorial I will show you how to add and subtract complex numbers. You will learn the steps in adding rational ...
YouTube on MSN

Beginning information on sets

In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The ...