timestamps

• 0:00

  Introduction and Stream Overview

• 0:31

  Social Media and Subjects

• 1:03

  Reviewing f, f', f''

• 2:36

  Finding Derivatives

• 3:38

  Derivative Notation Explained

• 5:12

  Derivative Rules Review

• 8:50

  Practice Finding Derivatives

• 11:55

  What f' Tells You

• 13:28

  Sign Charts and Graphs

• 15:32

  What f'' Tells You

• 17:06

  Concavity and Inflection Points

• 18:38

  Determining Extrema

• 21:15

  Defining Concavity

• 23:18

  Second Derivative Test

• 26:28

  Graphical Examples

• 31:43

  Inflection Points Analysis

• 33:50

  Concavity in Straight Lines

• 36:28

  Algebraic Examples

• 40:05

  Concave Up Intervals

• 41:39

  Sine Function Concavity

• 45:13

  Given f' Concave Up

• 46:50

  Always Concave Cases

• 47:52

  Physics Interpretation

• 49:56

  Physics Examples

• 51:59

  Summary Table

• 54:05

  AP Exam Advice

• 56:08

  Closing and Thanks