Creating Ti-Nspire™ Variables - Texas Instruments TI-NSPIRE Software Manual

Creating TI-Nspire™ variables
Variables can be any portion or attribute of an object or function created
within an application. Examples of attributes that can become variables
are the area of a rectangle, the radius of a circle, the value contained in a
spreadsheet cell or the contents of a row or column, or a function
expression. When you create a variable, it is stored in memory.
Types of variables
You can store the following data types as variables:
Data type
Expression
List
Matrix
Character string
Function
Measurement
Creating a variable from a Graphs & Geometry value
1. Click to select the value to store as a variable.
2. Do one of the following:
• From the TI-Nspire™ tool bar, select the Variables tool (
Variables options are displayed with Store highlighted.
• Press
Ctrl + L
highlighted.
• Select the Tools Menu and select the Variables option. The
Variables options are displayed with Store highlighted.
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Examples
2.54 1.25E6 2p
{2, 4, 6, 8}
1 2 3
This can be entered as:
3 6 9
"Hello" "xmin/10"
myfunc( arg )
area, perimeter, length, slope, angle
to display the Variables options. Store is
xmin/10 2+3i
{1, 1, 2}
"The answer is:"
ellipse( x, y, r1, r2 )
Working with Documents
2
2
(xN2) /2
[1,2,3;3,6,9]
). The