Ibi=iitiiiaiii;iii, Set angle measure, Set up the plot – HP 39g Graphing Calculator User Manual
Page 76: Plot the expression
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Set angle
measure
3. Set the angle measure to degrees.
SHIFT MODES
Select
Degrees
I
IHQME MODES §
ANSI
HUM
DECII
Degrees
Radians
Grads
CHOOSE ANGLE MEASURE
lEGSlBHaS
Set up the plot
4. Display the graphing options.
SHIFT PLOT
PBBflMETRIC PLOT SETUPS
TRNs: lia—«aai 12
TSTEP; . 1
KfiNG: -6.5
6.5
■iRNG; -3. 1
3.2
ENTER MINIMUM TIME MBLUE
You can see the Plot Setup input form has two fields not
included in the Function aplet, TRNG and TSTEP. TRNG
specifies the range of t values. TSTEP specifies the step
value between t values.
5. Set the TRNG and TSTEP so that t steps from 0° to 360°
in 5° steps.
0 360 HI
5 ai
PARAMETRIC PLOT SETUP :
TRNG; 0
360
TSTEP: 5
HRNG:
simssm
■ 6.5
VRNG; - 3 . 1
3 . 2
ENTER MINIMUM HORIZONTAL VALUE
iwiwH
Plot the
expression
6. Plot the expression.
PLOT
, , , Í , ■
■v.,_
V
T: 0 *:a..35
}
/
raiwmi
7. To see all the circle, press twice.
iBi=iitiiiaiii;iii
(
\
\
J
4-2
Parametric aplet