4.1 Maximum and Minimum Values

0:00 Definitions (absolute extrema) 5:56 Definitions (local extrema) 11:25 Fermat's Theorem, Example 1 18:36 critical numbers 24:13 Example 2 and Example 3 31:50 Extreme Value Theorem, Example 4, and Example 5 47:52 proof of Fermat's Theorem (optional)