### Overview

Newton’s method uses linear approximation to make successively better guesses at the solution to an equation. Starting from a good guess, Newton’s method can be extremely accurate and efficient. Occasionally it doesn’t work at all.

### Lecture Video and Notes

### Video Excerpts

Clip 1: Introduction to Newton’s Method

Clip 2: Newton’s Method, Continued

Clip 3: Newton’s Method: What Could Go Wrong?

### Worked Example

Cube Root of x