Texas Instruments TI-89 사용자 설명서

Operating the Calculator

 189

Using the Clean Up Menu to Start a New Problem

Using the Clean Up Menu to Start a New Problem

Using the Clean Up Menu to Start a New Problem

Using the Clean Up Menu to Start a New Problem

On the Home screen, the 

 toolbar menu lets you start a new calculation from a 

cleared state without resetting the memory.

Clean Up Toolbar Menu

Clean Up Toolbar Menu

Clean Up Toolbar Menu

Clean Up Toolbar Menu

Unit System

Lets you select from three systems of measurement to 
specify the default units for displayed results: SI (metric or 
MKS); Eng/US (feet, pounds, etc.); or Custom.

Custom Units

Lets you select custom defaults. The mode is dimmed 
until you select Unit System, 3:CUSTOM.

Language

Lets you localize the calculator into one of several 
languages, depending on which language Flash 
applications are installed.

Apps Desktop

Turns the Apps desktop ON or OFF.

To display the 

 menu from the Home 

screen, press:

2 ˆ