Texas Instruments PLUS TI-89 - Manual (Page 59)

42 Chapter 2: Operating the Calculator
02OPER.DOC TI-89/TI-92 Plus: Operating the TI-89/TI-92 Plus (English) Susan Gullord Revised: 02/23/01 1:06 PM Printed: 02/23/01 2:11 PM Page 42 of 44
Mode Description
Base Lets you perform calculations by entering numbers in
decimal
(DEC) , hexadecimal (HEX) , or binary (BIN) form.
Unit System Lets you enter a unit for values in an expression,
such as 6_m * 4_m or 23_m/_s * 10_s, convert values
from one unit to another within the same category,
and create your own user-defined units.
Custom Units Lets you select custom defaults. The mode is dimmed
until you select
Unit System , 3:CUSTOM .
Language Lets you localize the TI -89 / TI-92 Plus into one of
several languages, depending on which language
Flash applications are installed.
Modes
(continued)