Radicals and Imaginary Numbers

I have other blogs:

http://keepingintouchwithmath.blogspot.com/

http://mathematicsmisc.blogspot.com/

http://puzzle-mania-for-the-mind.blogspot.com/

http://mathasiseeit.blogspot.com/

(over 13,00 views)

http://mathyoucancounton.blogspot.com/

(a Math Counts help site)

http://knepfle.blogspot.com/

(Pre-Calculus Topics)

I have also made videos for student help:

1	VIDEO: when to simplify a radical
2	VIDEO: Roots and Absolute Values
3	VIDEO: Adding Radicals
4	VIDEO: Two Ways to simplify Radicals with Fractions
5	VIDEO: using Conjugates
6	VIDEO: another Conjugate
7	VIDEO: on Slope and y-intercept
8	VIDEO: Using Tree Diagrams
9	VIDEO: Intro to "i"
10	VIDEO: Split or Multiply Radicals