Texas Instruments TI-73VSC Guidebook - Page 188

ZBox, use the cursor keys to draw a box around a specific

Page 188 highlights

182 Chapter 9: Function Graphing 6:ZStandard 7:ZoomStat 8:ZDecimal 9:ZoomFit 10:ZInteger 11:ZTrig Sets the standard (default) WINDOW variables. Replots the graph immediately. Sets the WINDOW values for the current stat lists. Replots the graph immediately. Sets @X and @Y to 0.1 and centers the origin. Replots the graph immediately; press ) to view the new coordinate values. Adjusts Ymin and Ymax so that the Graph screen displays the full range of Y variable values. Replots the graph immediately. Lets you select a new center point, and then sets @X and @Y to 1 and sets Xscl and Yscl to 10. Replots the graph immediately; press ) to view the new coordinate values. Sets WINDOW variables to preset values that are often appropriate for graphing trig functions. Replots the graph immediately. ZBox ( 1 With ZBox, use the cursor keys to draw a box around a specific section of the Graph screen that you would like to view up close. The calculator then zooms in on the area inside the box with the cursor in the center of the screen. ³ Explore the function graph, Y1=2X with ZBox. 1. Display the graph of a selected function (the example shows Y1=2X). (6

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182
Chapter 9: Function Graphing
6:ZStandard
Sets the standard (default)
WINDOW
variables. Replots the graph immediately.
7:ZoomStat
Sets the
WINDOW
values for the current stat
lists. Replots the graph immediately.
8:ZDecimal
Sets
@
X
and
@
Y
to 0.1 and centers the origin.
Replots the graph immediately; press
)
to view the new coordinate values.
9:ZoomFit
Adjusts
Ymin
and
Ymax
so that the Graph
screen displays the full range of
Y
variable
values. Replots the graph immediately.
10:ZInteger
Lets you select a new center point, and then
sets
@
X
and
@
Y
to 1 and sets
Xscl
and
Yscl
to
10. Replots the graph immediately; press
)
to view the new coordinate values.
11:ZTrig
Sets
WINDOW
variables to preset values that
are often appropriate for graphing trig
functions. Replots the graph immediately.
ZBox
ZBox
(
1
1
With
ZBox
, use the cursor keys to draw a box around a specific
section of the Graph screen that you would like to view up
close. The calculator then zooms in on the area inside the box
with the cursor in the center of the screen.
Explore the function graph,
Y
1
=2X with
ZBox
.
1.
Display the graph of a
selected function (the
example shows
Y
1
=2X
).
(
6