Differentiation: (lesson 3 of 3)

## Chain Rule

If
is a differentiable function of
, and
is a differentiable function of
, then
This a differentiable function of
, and

or, equivalently,

Example 1:

### The General Power Rule

## Random Quote

I have created a new universe from nothing.

Janos Bolyai

## Random Quote

Do not worry about your difficulties in mathematics, I assure you that mine are greater.

Albert Einstein