# HP F2226A - 48GII Graphic Calculator User Manual Page 732

Graphing calculator.

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@) P PAR
~„r` @INDEP
~„s` @DEPND
1 \# 10 @XRNG
1 \# 5 @YRNG L
{ (0,0) {.4 .2} "Rs" "Sr"}
@AXES
L @) P LOT
@ERASE @DRAX L @LABEL
L @DRAW
@) E DIT L@MENU
LL@) P ICT @CANCL
(*) PLOT menu available through user-defined key C as shown earlier in
this Chapter.
Example 2 – A parametric plot (Use RAD as angles):
„ÌC
@) P TYPE @PARAM
{ 'SIN(t)+i*SIN(2*t)' } `
„ @@EQ@@
@) P PAR
{t 0 6.29} ` @INDEP
~y` @DEPND
2.2 \# 2.2 @XRNG
1.1 \# 1.1 @YRNG L
{ (0,0) {.4 .2} "X(t)" "Y(t)"} `
@AXES
L @) P LOT
@ERASE @DRAX L @LABEL
L @DRAW
@) E DIT L@MENU LL@) P ICT @CANCL
Example 3 – A polar plot:
„ÌC
@) P TYPE @POLAR
Show plot parameters
Define 'r' as the indep. variable
Define 's' as the dependent variable
Define (-1, 10) as the x-range
Define (-1, 5) as the y-range
Axes definition list
Define axes center, ticks, labels
Return to PLOT menu
Erase picture, draw axes, labels
Draw function and show picture
Removes menu labels
Returns to normal calculator display
Get PLOT menu
Select PARAMETRIC as the plot type
Define complex function X+iY
Store complex function into EQ
Show plot parameters
Define 't' as the indep.variable
Define 'Y' as the dependent variable
Define (-2.2,2.2) as the x-range
Define (-1.1,1.1) as the y-range
Axes definition list
Define axes center, ticks, labels
Return to PLOT menu
Erase picture, draw axes, labels
Draw function and show picture
Finish plot
Get PLOT menu
Select POLAR as the plot type
Page 22-16

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