
Example: plotting a circle
Plot the circle, x^+ = 9. First rearrange it to read
,y = +./9-/ .
To plot both the positive and negative >’ values, you need to
define two equations as follows:
y = J9 -x~ and y =
1. In the Function aplet, specify the functions.
IAPLET i Select
Function Ft* III ill
SHIFT
]V G] 9
Bfunctidn symedlic views
-'F100=-r<9-X=>
v'F2<X)=-4'<9-X2>
F4<X>=
F5<X>=
iaaiaRagna^MB
0[yZ][x3Q[lHHI
im isFirfl V G] 9
0[x70]
[0Q]G^
2. Reset the graph setup to the default settings.
SHIFT SfiFi/F-FLOr
SHIFT Ci,£/l/i
■ FUNCTIDN PLOT SET
KRNij:
■ 6.5
YFiNG:
-3.1 3.2
HTICK:
1
YTICK: 1
RES:
Detai1
ENTER MINIMUH HDRI^QHTAL VALUE
3. Plot the two functions
and hide the menu so that
you can see all the circle.
|pinT|iBiii:i!iraii;pi
4. Reset the numeric setup to the default settings.
ISHiFTligTOP-yt/M
SHIFT CZ.£/iR
^^FUNCTION NUMERIC SETUP^^
NUMSTART: iSBHBRI
NUMSTEP:
. 1
NUMTYPE:
Automat ic
NUMZQOM:
4
ENTER STARTING VALUE FOR TARLE
Bwaiaa—
BaMiBmCTiiHHgM
5. Display the functions in numeric form.
NUM
X Ff F2
3
a.33B333
-3
-3.33833
.a
a.3>i33a6-a.33333
.3 a.BBHBEa-a.3BH3fi
.H a.BPaaiH-a.37331
.5 a.BSBOH-E.35BCIH
2-20
Aplets and their views
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