Previews; Performing Computations - Texas Instruments TI-89 Titanium Short User Manual

Previews

Performing Computations

This section provides several examples for you to perform from the
Calculator Home screen that demonstrate some of the computational
features of the TI-89 Titanium. The history area in each screen was
cleared by pressing ƒ and selecting
each example, to illustrate only the results of the example's keystrokes.
Showing Computations
Steps and keystrokes
p
Compute
sin( /4)
symbolic and numeric format. To clear the
history area of previous calculations, press ƒ
and select
8:Clear Home
@ 2 W 2 T e 4 d ¸ 8 '
Finding the Factorial of Numbers
Steps and keystrokes
Compute the factorial of several numbers to see
how the TI-89 Titanium handles very large
integers. To get the factorial operator (!), press
2 I, select
.
1:!
@ 5 2 I 7 1 ¸ 20 2 I 7 1 ¸
30 2 I 7 1 ¸
Previews
and display the result in
.
, and then select
7:Probability
, before performing
8:Clear Home
Display
Display
2
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