Derivative

**Derivatives**
Beginning work on derivatives.

1. Exploring the derivative numerically. media type="custom" key="7578907" (19:46)and accompanying handout.

2. The Limit Definition of the derivative. media type="custom" key="7578923" (35:58)

3. Local Linearity and the Tangent Line Approximation. media type="custom" key="7578937" (28:52)

This section is incomplete and will be finished at a later date. Sorry.