Texas Instruments TINSPIRE

Using Variables 427
3. Press /h and then type the variable name num.
This means: Calculate 5+8
3
and store the result as a variable named
num.
4. Press
·.
Calculator creates the variable num and stores the result there.
Creating a variable in the computer software
When creating a variable in the computer software, use the following
conventions. As alternatives to using
& (store), you can use “:=” or the
Define command. All of the following statements are equivalent.
5+8
3
& num
num := 5+8
3
Define num=5+8
3
Checking a variable’s value
You can check the value of an existing variable by entering its name on
the Calculator entry line. When you type the name of a stored variable, it
appears in bold type.
` On the Calculator entry line, type the variable name
num and press
·.
The value most recently stored in
num displays as the result.
Automatically creating variables in Graphs & Geometry
In the Graphs and Geometry applications, functions defined on the entry
line are automatically stored as variables.