04:18duration 4 minutes 18 seconds

Graphing Vertical and Horizontal Lines

Explains how the graphs and equations of vertical and horizontal lines are the same in some ways but how they differ as well.

02:53duration 2 minutes 53 seconds

Review: Factoring a Difference of Squares

This is a review of the factoring technique used on two terms that are each a perfect square and are subtracted.

05:59duration 5 minutes 59 seconds

Understanding Interval Notation, Part 1

This is part one of four videos on interval notation.