Simplifying Expressions with Exponents

[clearelite]

You're tutorials are good and you have a personality as well. I hope you have more advanced college level stuff, because I like the way you teach.

[TheGeforceV]

thanks alot for such great lectures... I never found learning this easier ever before... keep up the great work.... :)

[Tekn010933]

Teacher is pretty! :) Thank's for the help!