Operation Manual

DRAW
Operations 8-11
8208DRAW.DOC TI-82, Chapter 8, English Bob Fedorisko Revised: 02/09/01 12:23 PM Printed:
02/09/01 3:30 PM Page 11 of 16
Using Pen to Draw on a Graph
While a graph is displayed, Pen lets you draw directly on the graph with the
cursor.
Using Pen
Pen
draws directly on a graph. It is not accessible from the Home screen or
a program.
1. When a graph is displayed, select
Pen
from the
DRAW DRAW
menu
(item
A
).
2. Position the cursor where you want to begin drawing. Press
Í
to
turn the pen on.
3. As you move the cursor, it draws on the graph, turning on each point
that the cursor crosses.
4. Press
Í
to turn the pen off. Move the cursor to a new position
where you want to begin drawing again.
To continue to draw on the graph with the pen, repeat steps 2, 3, and 4. To
cancel
Pen
, press
‘
.
For example,
Pen
was used to create the arrow pointing to the local
minimum of the selected function.