This is video podcast shows how to get the most out of your TI CAS calculator to draw graphs, find stationary points and intercepts – all essential skills for working with cubic functions.

# Author: Justin

## Cubic functions

- Gradient of lines
- Graphing linear equations
- Finding the equation of a line
- Perpendicular lines
- Distance between points
- Midpoint of a line

http://phet.colorado.edu/en/simulation/equation-grapher

Learn about graphing polynomials. The shape of the curve changes as the constants are adjusted. View the curves for the individual terms (e.g. y=bx ) to see how they add to generate the polynomial curve.

http://phet.colorado.edu/en/simulation/graphing-lines

Explore the world of lines. Investigate the relationships between linear equations, slope, and graphs of lines. Challenge yourself in the line game!

Don’t forget that all of the podcasts can be found atÂ http://mathsmethods.podomatic.com/.

The best option is to subscribe in Apple Podcasts for the free download of all of the podcasts (currently there 35) and any new ones. New episodes can be automatically downloaded to your phone or computer.