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119
kk
kk
k Editing Functions in Memory
uu
uu
uTo edit a function in memory
Example To change the expression in memory area Y1 from y = 2x
2
– 5
to y = 2x
2
– 3
e (Displays cursor.)
eeeed(Changes contents.)
w(Stores new graph function.)
uu
uu
uTo delete a function
1. While the Graph Function Menu is on the display, press f or c to display
the cursor and move the highlighting to the area that contains the function you
want to delete.
2. Press 2 (DEL).
3. Press 1 (YES) to delete the function or 6 (NO) to abort the procedure
without deleting anything.
Parametric functions come in pairs (Xt and Yt).
When editing a parametric function, clear the graph functions and re-input from
the beginning.
kk
kk
k Drawing a Graph
uu
uu
uTo specify the graph color
The default color for graph drawing is blue, but you can change the color to
orange or green if you want.
1. While the Graph Function Menu is on the display, press f or c to display
the cursor and move the highlighting to the area that contains the function
whose graph color you want to change.
2. Press 4 (COLR) to display a color menu, which contains the following items.
• {Blue}/{Orng}/{Grn} ... {blue}/{orange}/{green}
3. Press the function key for the color you want to use.
Graph Function Operations 8 - 3
CFX
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