Operation Manual

Operating the TI
.
82 1-9
8201OPER.DOC TI-82, Chapter 1, English Bob Fedorisko Revised: 02/09/01 12:18 PM Printed:
02/09/01 12:35 PM Page 9 of 22
Setting Modes
Modes control how numbers and graphs are displayed and interpreted. MODE
settings are retained by Constant Memory
é
when the TI
.
82 is turned off. All
numbers, including elements of matrices and lists, are displayed according to the
current MODE settings.
Checking MODE Settings
Press
z
to display the
MODE
settings. The current settings are
highlighted. The specific
MODE
settings are described on the following
pages.
Normal Sci Eng
Numeric display format
Float 0123456789
Number of decimal places
Radian Degree
Unit of angle measure
Func Par Pol Seq
Type of graphing
Connected Dot
Whether to connect graph points
Sequential Simul
Whether to plot simultaneously
FullScreen Split
Full or split screen
Changing MODE Settings
1. Use
†
or
}
to move the cursor to the line of the setting that you want
to change. The setting that the cursor is on blinks.
2. Use
~
or
|
to move the cursor to the setting that you want.
3. Press
Í
.
Leaving the MODE Screen
To leave the
MODE
screen:
¦
Press the appropriate keys to go to another screen.
¦
Press
y
ã
QUIT
ä
or
‘
to return to the Home screen.
Setting a MODE from a Program
You can set a
MODE
from a program by entering the name of the
MODE
as
an instruction; for example,
Func
or
Float
. From a blank line, select the
name from the interactive
MODE
selection screen in the program editor
(Chapter 13); the name is copied to the cursor location. The format for
fixed decimal setting is
Fix
n
.