Texas Instruments TI-89 User Manual

Basic Function Graphing

 311

•

Use  the 

 and 

 commands (available from the Home screen’s 

† 

 

toolbar menu) for functions. Refer to the Technical Reference module.

•

Use  the 

 and 

 commands for stat plots. Refer to the Technical 

Reference module.

Setting the Display Style for a Function

Setting the Display Style for a Function

Setting the Display Style for a Function

Setting the Display Style for a Function

For each defined function, you can set a style that specifies how that function will be 
graphed. This is useful when graphing multiple functions. For example, set one as a 
solid line, another as a dotted line, etc.

Displaying or Changing a Function’s Style

Displaying or Changing a Function’s Style

Displaying or Changing a Function’s Style

Displaying or Changing a Function’s Style

From the Y= Editor:

1. Move the cursor to highlight the applicable function.

2. Select the 

 menu and press: 

2 ˆ

•

Although the Line item is initially 
highlighted, the function’s current style is 
indicated by a Ÿ mark.

•

To exit the menu without making a 
change, press 

N.