Section 3.4 Video (plotting points in the coordinate space)
This video was made by someone else; I like the explanation and models of the three planes in the coordinate space and the animations. Be sure to click on "Three Dimensional Coordinate Systems, Level 1."
Section 4.1 Part 2 Video (first problem on page 3)
Section 5.1 Part 1 Video (first lesson of Ch. 5)
Sections 0.4 & 0.6 Part 1 Video
Section 5.1 Part 2 Video (for Chapter 6)
Section 7.1 & 7.2 Part 1 Video EX 1-5
*This video was recorded on 4-7-2015. At the beginning, I say that it will cover Examples 1-7...but the video was truncated after Example 5. It turns out I have exceeded the storage space on my Educreations account. Boo!
Section 7.1 & 7.2 Part 1 Video EX6 & 7 only
*This video was recorded in 2014. Please watch/listen so you get the information for Examples 6 & 7. Disregard the last slide that mentions a video for Section 7.7.
Section 7.3 Part 2 (pH scale/EX 7 & 8 only)
Section 8.1 Video: Simplifying, Multiplying & Dividing Rational Expressions
Section 9.1 Video: Distance and Midpoint Formulae
Section 9.4 Part 1: Ellipses Centered at (0, 0)
Section 9.4 Part 2: Ellipses Centered at (h,k)
Section 9.5 Part 1: Hyperbolas Centered at (0, 0)
Section 9.5 Part 2: Hyperbolas Centered at (h,k)