Texas Instruments TI-73VSC Teachers Guide - Page 42

TI-73 Guidebook - 73 calculator parts

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Geometry 37 Activity 7: The Dolphin 7. Set up the xyLine plot (connected line graph). a. Access the STAT PLOTS menu. - e (above the & key) b. Select Plot 1. b c. With the cursor blinking on the word On, select it. b d. Move to Type and select the xyLine plot (first row, second from left Ó). # " b e. Move to Xlist and select L1. # - v b f. Move to Ylist and select L2. # - v # b g. Move to Mark and select the . (dot) as the mark for the xyLine plot. # " " b h. Set up the viewing window to match the part of the coordinate grid that you used. ' The values shown in the screen at the right are the standard default values (( 6:Zstandard). For more information, see "Setting the Window Format" and "Defining Window Values" in the Function Graphing chapter of the TI-73 Guidebook . Á Your students should learn how to set up the WINDOW, but you can use ( 7:ZoomStat to get the ideal WINDOW values. i. Turn on the grid. - g # " b j. Make sure the axes are turned on. - g # # b 8. Display the picture of the dolphin. * You may want to link the student picture to the viewscreen calculator to display on the overhead. If you want to turn off the grid, press - g # b. Á If a student gets a dim mismatch error, it means that the 2 corresponding lists have a different number of elements. You may also need to check the Y= editor to clear or turn off any functions (& :). © 1998 TEXAS INSTRUMENTS INCORPORATED

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Geometry
Activity 7: The Dolphin
37
© 1998 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
7.
Set up the xyLine plot (connected line graph).
a.
Access the
STAT PLOTS
menu.
-
e
(above the
&
key)
b.
Select
Plot 1
.
b
c.
With the cursor blinking on the word
On
, select it.
b
d.
Move to
Type
and select the xyLine plot (first row,
second from left
Ó
).
#
"
b
e.
Move to
Xlist
and select
L
1
.
#
-
v
b
f.
Move to
Ylist
and select
L
2
.
#
-
v
#
b
g.
Move to
Mark
and select the
.
(dot) as the mark for
the xyLine plot.
#
"
"
b
h.
Set up the viewing window to match the part of the
coordinate grid that you used.
'
The values shown in the screen at the right are the
standard default values (
(
6:Zstandard
). For
more information, see “Setting the Window
Format” and “Defining Window Values” in the
Function Graphing chapter of the
TI-73 Guidebook
±
.
i.
Turn on the grid.
-
g
#
"
b
j.
Make sure the axes are turned on.
-
g
#
#
b
8.
Display the picture of the dolphin.
*
You may want to link the student picture to the
viewscreen calculator to display on the overhead.
If you want to turn off the grid, press
-
g
#
b
.
Your students should learn
how to set up the
WINDOW, but you can use
(
7:ZoomStat to get
the ideal WINDOW values.
If a student gets a dim
mismatch error, it means
that the 2 corresponding
lists have a different
number of elements. You
may also need to check the
Y= editor to clear or turn
off any functions (
&
:
).