
20021201
Important!
• The screenshot shown in step 4 above is of a function that was calculated and stored by
performing regression on a graph that was drawn using sampled data. Note that
overlaying a Y=f(x) graph on a sampled data graph does not automatically draw a
regression graph based on sampled data.
k Working with Multiple Graphs
The procedures in this section explain how you can zoom or move a particular graph when
there are multiple graphs on the display.
uu
uu
u To zoom a particular graph on a multi-graph display
1. When the graph screen contains multiple graphs, press 6(
g
), and then 3(EDIT).
• This displays the [EDIT] menu.
11-9
Graph Analysis Tool Graph Screen Operations
2. Press b(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.
• This overlays graphs of all the functions for which graphing is turned on, over the graph
that was originally on the graph screen.
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