Application Guide

41 Variables Overview

Note: Use the right, left, up, and down arrows to move the cursor within the

expression or function. Make sure the cursor is positioned correctly in the entry line

before tapping ENTER to create the variable.

Entering Multiple Variables on the Entry Line

To enter several variables on a single line, separate them with a colon (:). Only the

result of the last expression is shown.

Creating Variables in Graphs

In the Graphs application, functions defined on the entry line are automatically stored

as variables.

In this example, f1(x)=x

is automatically stored as a variable definition named f1,

which you can use in other applications in the problem, including a table in the Lists

&Spreadsheet application.

When you tap ENTER, the equation is graphed, and the variable is defined. Tap to

see the list of defined variables.

Creating a Variable from a Geometry Value

In this example, the area of the triangle will be the value for a variable named

"triangle."

1. Tap the value you want to store to select it, and then tap it again to open the

context menu.