Function Graphing 3-7
8303FUNC.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 12:16 PM Printed: 02/19/01 1:35
PM Page 7 of 28
You can select and deselect (turn on and turn off) a
function in the Y= editor. A function is selected when the =
sign is highlighted. The TI-83 graphs only the selected
functions. You can select any or all functions Y1 through
Y9, and Y0.
To select or deselect a function in the Y= editor, follow
these steps.
1. Press o to display the Y= editor.
2. Move the cursor to the function you want to select or
deselect.
3. Press | to place the cursor on the function’s = sign.
4. Press Í to change the selection status.
When you enter or edit a function, it is selected
automatically. When you clear a function, it is deselected.
To view and change the on/off status of a stat plot in the
Y= editor, use Plot1 Plot2 Plot3 (the top line of the
Y= editor). When a plot is on, its name is highlighted on this
line.
To change the on/off status of a stat plot from the
Y= editor, press } and ~ to place the cursor on Plot1,
Plot2, or Plot3, and then press Í.
Selecting and Deselecting Functions
Selecting and
Deselecting a
Function
Turning On or
Turning Off a Stat
Plot in the Y=
Editor
Plot1 is turned on.
Plot2 and Plot3 are turned off.