Texas Instruments TI-89 Titanium User Manual page 268

Constants and Measurement Units
Entering Constants or Units
You can use a menu to select from a list of available constants and units, or you can type
them directly from the keyboard.
From a Menu
The following shows how to select a unit, but you can use the same general procedure
to select a constant.
From the Home screen:
1. Type the value or expression.
2. Display the
UNITS
2 9
3. Use D and C to move the cursor to the
applicable category.
Use 2 D and 2 C to scroll one
Note:
page at a time through the categories.
Constants and Measurement Units
dialog box. Press:
6.3
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