Precalculus: Rates of Change

Discusses average rate of change of a function, and introduces the difference quotient and the concept of instantaneous rate of change.

0:00 Introduction
0:04 Page 1 Rates of change
4:15 Page 2 Rates as slopes of a line
5:53 Page 3 Average rate of change and secant lines
10:07 Page 4 General formulas for average rate of change
22:24 Page 5 Difference quotient
27:02 Page 6 Intro to instantaneous rate of change and tangent lines