TI-92 -- Directional Derivatives and the Gradient

This is another module where the high resolution and color graphics on a computer are much better than the low resolution black-and-white graphics on the TI-92. Still, you may want to look at the help modules below as you work through this module.

• Graphing functions of the form z = f(x, y)

• Graphing a function of the form y = f(x)