Viewing and changing modes, Changing a mode setting – Texas Instruments TI-86 User Manual
Page 46
34
Chapter 1: Operating the TI
-86
01OPER.DOC TI-86, Chap 1, US English Bob Fedorisko Revised: 02/13/01 2:18 PM Printed: 02/13/01 2:59 PM Page 34 of 22
01OPER.DOC TI-86, Chap 1, US English Bob Fedorisko Revised: 02/13/01 2:18 PM Printed: 02/13/01 2:59 PM Page 34 of 22
Viewing and Changing Modes
To display the mode settings, press - m. The current
settings are highlighted. Mode settings control how the
TI
-86 displays and interprets numbers and graphs. The
Constant Memory feature retains current mode settings
when the TI
-86 is turned off. All numbers, including
elements of matrices and lists, are displayed according to
the mode settings.
Changing a Mode Setting
ᕡ Move the cursor to the line of the setting that you
want to change (decimal setting in the example).
ᕢ Move the cursor to the setting you want (2 decimal
places).
ᕣ Execute the change.
#
" " "
b
Notation Modes
Normal
Displays results with digits to the left and right of the decimal (as in
123456.7
)
Sci
(scientific) Displays results in two parts: significant digits (with one digit to the left of
the decimal) are displayed to the left of
E
and the appropriate power of 10 is displayed
to the right of
E
(as in
1.234567E5
)
Eng
(engineering) Displays results in two parts: significant digits (with one, two, or three
digits to the left of the decimal) are displayed to the left of
E
and the appropriate power
of 10 (which is always a multiple of 3) is displayed to the right of
E
(as in
123.4567E3
)
In the screen to the right, the
default mode settings are
highlighted along the left side
of the screen.
This example changes the
decimal mode setting to 2, as
in U.S. dollars and cents.
In Normal notation, if the
answer is more than 12 digits
or the absolute value of the
answer < .001, it is displayed
in scientific notation.
Notation modes do not affect
how you enter numbers.