176 Chapter 9: Function Graphing
7309ENG.DOC CH 9 Function Graphing, English Julie Hewlett Revised: 07/29/98 12:14 PM Printed: 05/19/99
9:01 AM Page 176 of 24
Graph the function, Y1=50X, on your calculator.
1. Display the Y= editor.
&
2. Enter Y1=50X.
:50I
Note: Deselect any other functions by
highlighting the corresponding = and
pressing b.
3. Graph the function using
standard window values
(ZStandard).
(6
4. Adjust the WINDOW values
to match the sample graph
from the previous page.
'
0#6##1#0#
300#50
5. Graph Y1.
*
6. Trace the graph.
)
(Use ! and " to move the
cursor along the graph.)
³
Y2 is now deselected.
Standard values
do not work well
for all functions.
@x adjusts
automatically.
The graph now
resembles the
graph on the
previous page.
The trace
cursor.
X
- and
Y
- coordinates
of cursor.