Working With Apps - Texas Instruments TI-89 Titanium Short User Manual

If the cursor is in the history area:
Pair number of the
highlighted
entry/answer
Modifying the history area
To change the number of pairs that can be saved:
From the calculator Home screen, press ƒ and select
1.
Press B and use C or D to highlight the new number.
2.
Press ¸ ¸.
3.
To clear the history area and delete all saved pairs:
From the calculator Home screen, press ƒ and select
•
– or –
• Enter
ClrHome
To delete an entry/answer pair, move the cursor to either the entry or
answer, and press 0 or M.

Working with Apps

The TI-89 Titanium organizes Apps by category on the Apps desktop. To
select a category, press a function key („ through 2 Š ). The App
icons for the selected category appear on the Apps desktop.
Note: If the name under an Apps desktop icon is truncated, use the
cursor keys to highlight the icon. Now view the full name at the top of
the Apps desktop.
Opening Apps
Use the cursor keys to highlight the Apps icon on the Apps desktop and
press ¸. The App either opens directly or displays a dialog box. The
most common dialog box lists these options for the App:
Note: The TI-89 Titanium uses the general term variable to refer to the
App data files that you create.
Option
Current
Open
16
_______
8/30
on the calculator Home screen entry line.
Description
Returns the screen displayed when you last
viewed the App. If no current App variable exists,
the New dialog box appears.
Lets you open an existing file.
Total number of pairs
_______
currently saved
.
9:Format
.
8:Clear Home
Getting Started