In this video, we discuss, the idea of concavity, points of inflection and the second derivative test. Finally, in the next video, we can combine all this information and figure how how to sketch curves of arbitrary functions!
00:00 - Introduction
01:02 - Definition (Concavity)
06:14 - Definition (Points of inflection)
08:30 - Test for concavity
10:25 - Example 1
16:42 - Second derivative test
21:35 - Example 2
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