Casio GRAPH90+ E Mode D'emploi page 629

Graph Analysis Tool Graph Screen Operations
2. Press 1(ZOOM).
• This displays only one of the graphs that were
originally on the graph screen.
3. Use the f and c cursor keys to cycle through the graphs until the one you want is
displayed, and then press w.
• This enters the zoom mode and causes all of the
graphs to reappear, along with a magnifying glass
cursor ( ) in the center of the screen.
4. Use the cursor keys to move the magnifying glass cursor to the location on the screen
that you want at the center of the enlarged or reduced screen.
5. Press w.
• This causes the magnifying glass to disappear and enters the zoom mode.
• The cursor keys perform the following operations in the zoom mode.
To do this:
Enlarge the graph image horizontally
Reduce the size of the graph image horizontally
Enlarge the graph image vertically
Reduce the size of the graph image vertically
6. To exit the zoom mode, press J.
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Press this cursor key:
e
d
f
c