YouTube on MSNOpinion

Pre-calculus - Learn to multiply radicals with the imaginary unit i, root(8) * root(-7)

In this math tutorial I will show you how to multiply complex numbers. Complex numbers come in the form of a +bi. Multiplying ...
YouTube on MSNOpinion

Dividing two rational expressions by multiplying by the LCM

Learn how to simplify complex fractions. To simplify complex fractions having the addition/subtraction of more than one ...