04:38duration 4 minutes 38 seconds
Union and intersection of intervals
A demonstration of how to deal with interpreting the union and intersection of two inequalities. For a more extensive and exhaustive demo, please view the videos entitled "Understanding…
02:31duration 2 minutes 31 seconds
Identifying numbers as integers or non-integers
A brief description of what integers consist of followed by a list of numbers where it is decided whether each is an integer or not.