Using Color on the Graph Screen

The examples below show how to set up the graph of a function. Here, the mode is set to FUNCTION and the default settings are assumed.

 

Enter an equation in the Y= editor.

1. Press o.
2. Press k „ ¡ Ã 6.

To set the line color in the Y= editor:

 
1. Press | to highlight the color and line style indicator.
2. Press [enter].

The spinner dialog displays. Notice the second line in the status bar, which displays hints.

3. Press ~ ~ ~ to place the cursor box on the color and line style at the left of the screen and press [enter].

4. Press ~ ~ ~ to select MAGENTA.
5. Press †.

Note: The thick line style is the default. It can be changed by pressing | or ~.

6. Press † to highlight OK and then press [enter].

 

To set a Background Image:

 

1. Press y ..

Set GridColor, Axes, and BorderColor as desired.

2. Press } or † as necessary to highlight Background.

The spinner menu becomes active.

3. Press | or ~ to select the desired Background Image or color.

Note: There are five Image Vars included in your TI-84 Plus CE online calculator.
4. Press r to see the graph and trace points.

Note: You can manipulate the graph to “fit” an object in the Background Image Var. You can also use QuickPlot and Fit Equation to fit an equation to a shape. (See QuickPlot.)