Casio fx-7400G PLUS Graphing - Manual (Page 22)

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Chapter 4 Graphing
u uu u uTo turn plot points on and off in the STAT, GRAPH and TABLE Modes
• To turn a plot point on
1. After drawing a graph, display the sketch menu and then perform the following
operation to make the pointer appear at the center of the screen.
!4(SKTCH)3(PLOT)2(P-On)
2. Use the cursor keys ( f, c, d, e) to move the pointer to the location where
you want to plot a point and then press w.
• To turn a plot point off
Perform the same procedure as described under “To turn a plot point on” above,
except press 3 (P-Off) in place of 2 (P-On).
• To change the on/off status of a plot point
Perform the same procedure as described under “To turn a plot point on” above,
except press 4 (P-Chg) in place of 2 (P-On).
u uu u uTo turn plot points on and off in the RUN or PRGM Mode
The following are the syntax for turning plot points on and off in these modes.
• To turn a plot point on
PlotOn < x -coordinate>, < y -coordinate>
• To turn a plot point off
PlotOff < x -coordinate>, < y -coordinate>
• To change the on/off status of a plot point
PlotChg < x -coordinate>, < y -coordinate>