Countable and Uncountable Sets (Part 2 of 2)

Part 2 of my video tutorial on countable and uncountable sets. Part 1 is here:    • Countable and Uncountable Sets (Part 1 of 2)   00:00 - How to show that a set is countable 00:36 - The set of integers is countable 01:19 - The set of rational numbers is countable 02:29 - The set of real numbers is uncountable 05:23 - Summary