Operation Manual

8-10
DRAW
Operations
8208DRAW.DOC TI-82, Chapter 8, English Bob Fedorisko Revised: 02/09/01 12:23 PM Printed:
02/09/01 3:30 PM Page 10 of 16
Placing Text on a Graph
While a graph is displayed, Text( lets you place text on it. If a graph is not
displayed, the instruction Text( is copied to the Home screen.
Directly on a Graph
1. When a graph is displayed, select
Text(
from the
DRAW DRAW
menu.
2. Position the cursor where you want the text to begin.
3. Type the characters. You may enter TI
.
82 functions and instructions.
The font is proportional, so the exact number of characters you can
place is variable. As you type, the characters are placed on top of the
graph.
To cancel
Text(
, press
‘
.
From the Home Screen or a Program
Text(
(
DRAW DRAW
item 0) places the characters in
text
(which can
include TI
.
82 functions and instructions, except
!
) on the current graph.
The upper left of the first character is at pixel (
row
,
column
), where
row
is
an integer between 0 and 57 (which can be an expression) and
column
is an
integer between 0 and 94 (which can be an expression).
Text(
row
,
column
,
value
,
value
. . .
)
value
may be text enclosed in
"
marks or an expression, which will be
evaluated and the result displayed with up to 10 characters. For example, if
Y
1
=.2X
3
–2X+6
is the only selected function,
Text(42,52,"Y=.2X
3
–2X+6")
displays:
Split Screen
In
Split
screen
MODE
, the maximum value of
row
is 25.