486 Graphs & Geometry
3. Type the letters/numbers for the system you want to use, and then
type the function that you want to graph.
4. Press · to graph the function.
Notice that the label shown next to the graph is identical to what you
entered.
Note: To continue the custom naming convention, you must
manually rename each function as you enter it.
Editing functions
You can edit graphed functions, one function at a time. To edit a
function:
1. Use one of the following methods to access the function:
– Press
d and double click the function label on the graph.
– Click the Entry Line Expansion button , or press £ to move to
the function.
The expression displays in a text box or in the entry line.
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