42:34

second derivative test and quiz review

28:52

AP Precalculus Unit 9 Notes 3 FRQs Modeling a Periodic Context

22:59

Le paradoxe du dôme : une faille dans les lois de Newton

16:15

difference quotient

23:23

A1 Semester 1 Review Day 2

20:00

quiz review

14:02

quiz review

22:19

theorems