beautypg.com

Texas Instruments TITANIUM TI-89 User Manual

Page 308

background image

Basic Function Graphing

308

Clearing a Function

Clearing a Function

Clearing a Function

Clearing a Function

From the Y= Editor:

Note:

ƒ

8

does not erase any stat plots.

You don’t have to clear a function to prevent it from being graphed. You can select the
functions you want to graph.

Shortcuts to Move the Cursor

Shortcuts to Move the Cursor

Shortcuts to Move the Cursor

Shortcuts to Move the Cursor

From the Y= Editor:

To erase:

Do this:

A function from the function
list

Highlight the function and press

0

or

M

.

A function from the entry line

Press

M

once or twice (depending on

the cursor’s location) and then press

¸

.

All functions

Press

ƒ

and then select 8:Clear

Functions. When prompted for
confirmation, press

¸

.

Press:

To:

8 C

or

8 D

Go to function 1 or to the last defined function,
respectively. If the cursor is on or past the last
defined function,

8 D

goes to function 99.