Texas Instruments TI-30X Teachers Guide - Page 106

Quick Reference to Keys

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Quick Reference to Keys A Key ! " # $ T U V W 7 - 6 D E a F g 8 M G = % % ] % b % _ % [,] % c Function Moves the cursor left and right so you can scroll the entry line. Press % ! or % " to scroll to the beginning or end of the entry line. Moves the cursor up and down so you can see previous entries. Press % # or % $ to scroll to the beginning or end of the history. Adds, subtracts, multiplies, and divides. Enters the digits 0 through 9. Opens a parenthetical expression. Closes a parenthetical expression. Calculates the reciprocal. Squares the value. Enters the value of pi rounded to 10 digits (3.141592654). Enters a decimal point. Indicates the value is negative. Raises a value to a specified power. Displays the following menu that lets you specify the unit of an angle. º Specifies degrees. r Specifies radians. g Specifies gradients. DMS Specifies degrees (º), minutes (´), and seconds (´´). It also lets you convert an angle from decimal degrees to DMS notation. Turns on the 2nd indicator and accesses the function shown above the next key that you press. Calculates the common antilogarithm (10 raised to the power of the value). Calculates the square root. Changes a real number to percent. Results display according to the Decimal Notation mode setting. Enters a comma. Calculates the specified root (x) of the value. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers A-1

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© 1999 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-30X
Ù
S: A Guide For Teachers
A-1
Quick Reference to Keys
A
Key
Function
!
"
#
$
Moves the cursor left and right so you can scroll the entry line. Press
%
!
or
%
"
to scroll to the beginning or end of the entry line.
Moves the cursor up and down so you can see previous entries. Press
%
#
or
%
$
to scroll to the beginning or end of the history.
T
U
V
W
Adds, subtracts, multiplies, and divides.
7
–
6
Enters the digits 0 through 9.
D
E
Opens a parenthetical expression.
Closes a parenthetical expression.
a
Calculates the reciprocal.
F
Squares the value.
g
Enters the value of pi rounded to 10 digits (3.141592654).
8
Enters a decimal point.
M
Indicates the value is negative.
G
Raises a value to a specified power.
=
Displays the following menu that lets you specify the unit of an angle.
º
Specifies degrees.
r
Specifies radians.
g
Specifies gradients.
DMS
Specifies degrees (
º
), minutes (
´
), and seconds (
´´
). It
also lets you convert an angle from decimal degrees to
DMS
notation.
%
Turns on the
2nd
indicator and accesses the function shown above the
next key that you press.
%
]
Calculates the common antilogarithm (10 raised to the power of the value).
%
b
Calculates the square root.
%
_
Changes a
real number to percent. Results display according to the
Decimal Notation mode setting.
%
[,]
Enters a comma.
%
c
Calculates the specified root (x) of the value.