HP Prime Graphing Calculator - Manual (Page 93)

An introduction to HP apps 89
Zoom keys There are two zoom keys: pressing + zooms in and pressing
w zooms out. The extent of the scaling is determined by the
ZOOM FACTOR
settings (explained above).
Zoom menu In Plot view, tap and tap
an option. (If is not
displayed, tap .)
The zoom options are explained
in the following table. Examples
are provided on “Zoom
examples” on page 91.
Option Result
Center on
Cursor Redraws the plot so that the cursor is in the
center of the screen. No scaling occurs.
Box Explained in “Box zoom” on page 90.
In Divides the horizontal and vertical scales
by X Zoom and Y Zoom (values set with
the Set Factors option explained on
page 88). For instance, if both zoom
factors are 4, then zooming in results in 1/
4 as many units depicted per pixel.
(Shortcut: press
+ .)
Out Multiplies the horizontal and vertical scales
by the X Zoom and Y Zoom settings.
(Shortcut: press
w .)
X In Divides the horizontal scale only, using the
X Zoom setting.
X Out Multiplies the horizontal scale only, using
the X Zoom setting.
Y In Divides the vertical scale only, using the Y
Zoom setting.
Y Out Multiplies the vertical scale only, using the
Y Zoom setting.