manual

A-4 TI-34 III Explorer Plus: A Guide For Teachers © 2007 TEXAS INSTRUMENTS INCORPORATED
A
Quick reference to keys (continued)
z Accesses variables. Press this key multiple times to choose x, y, z, t, a, b,
or c. You can also use z to recall the stored values for these variables.
In the Data editor,
z is a shortcut that takes you straight to the
author line to enter or edit a conversion.
%' Turns off the calculator and clears the display.
& Turns on the calculator.
H Displays the following menus.
PRB lets you calculate permutations, combinations, or factorials.
RAND lets you generate a random number or random integer, within
parameters.
PRB RAND
1: nPr 1: rand
2: nCr 2: randint(
3: !
%h Recalls the stored values to the display.
% Displays the Reset menu.
Reset
1: No
2: Yes
Press 1 (No) to return to the previous screen without resetting the
calculator.
Press 2 (Yes) to reset the calculator. The message MEMORY
CLEARED is displayed.
%B Displays the TRIG menu.
1: sin( Calculates the sine of an angle.
2: cos( Calculates the cosine of an angle.
3: tan( Calculates the tangent of an angle.
4: sin
-1
( Calculates the inverse sine.
5: cos
-1
( Calculates the inverse cosine.
6: tan
-1
( Calculates the inverse tangent.
KEY FUNCTION