Using Pen To Draw On A Graph - Texas Instruments TI-82 STATS Manual Book

Using Pen to Draw on a Graph

Using Pen to
Draw on a Graph
draws directly on a graph only. You cannot execute
Pen
from the home screen or a program.
To draw on a displayed graph, follow these steps.
1. Select from the
A:Pen
2. Place the cursor on the point where you want to begin
drawing. Press Í to turn on the pen.
3. Move the cursor. As you move the cursor, you draw on the
graph, shading one pixel at a time.
4. Press Í to turn off the pen.
For example, was used to create the arrow pointing to the
Pen
local minimum of the selected function.
To continue drawing on the graph, move the cursor to a new
position where you want to begin drawing again, and then
repeat steps 2, 3, and 4. To cancel
menu.
DRAW
, press '.
Pen
Instructions 8–13
DRAW
Pen