Texas Instruments TI-89 사용자 설명서

Getting Started

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Enter 

 on the calculator Home screen entry line.

To delete an entry/answer pair, move the cursor to either the entry or answer, and press 

0 or M.

Working with Apps

Working with Apps

Working with Apps

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. 

 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

Opening Apps

Opening Apps

Opening Apps

Use the cursor keys or press the first letter of the App name

 

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:

 The TI-89 Titanium uses the general term variable to refer to the App data files that 

you create.

Current

Returns the screen displayed when you last viewed 
the App. If no current App variable exists, the New 
dialog box appears.

Open

Lets you open an existing file.