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Zooming, Zooming -13 – HP 38g Graphing Calculator User Manual

Page 77

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To turn on e Trace mode and the coordinate display are automatically

TRACE mode set when a plot is drawn. At other times, set Trace mode by

pressing

{{TRACE}}

to change the label to

{{TRAC«}}.

(If

the menu labels are not displayed, press

{{MENU}}

first.)

• Turn off Trace mode by changing the menu label back to

{{TRACE}}.

To turn on e To turn

On

the display of the coordinates' values at the

coordinates

current cursor position, press {{

(X, Y)

}}. To turn the

coordinate display off again, press

{{MENU}}.

Zooming

One of the menu key options in PLOT is

{{

zoom

}}.

Zooming

redraws the plot on a larger or smaller scale, or on a

heightened or widened scale. It is a shortcut for changing the

Plot Setup, and it does change those settings.

With the Set Factors option you can specify the factors that

determine the extent of zooming, and whether the zoom is

centered about the cursor.

Not all

ZOOM

options are available in all aplets.

Plotting and Exploring Functions 3-13