Plotting a piecewise defined function example, Plotting a piecewise defined function example -11 – HP 39g Graphing Calculator User Manual
Page 73
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Plotting a piecewise defined function example
Suppose you wanted to graph the following piecewise defined
function.
,/lv)
.V + 2
— 1
2
-1 <x< 1
;.r > 1
1. Open the Function aplet.
IAPLETI
Select
Function
BEli
F2<X2
F3(X2
F4<X2
F5 < X 2
njUBumBW—wiiiiainm*
2. Highlight the line you want to use, and enter the
expression. (You can press
j DEL
| to delete an existing
line, or fsHTrT|ctE/t/? to clear all lines.)
[(] H02Q] 0
CHARS <
SHK
(0]
1
Q] pENTERl
H0) 0 [(] H
j
SHIFT
> 0T] 1
I
shift
]
and
S
|SHIFT|C//,4ES
< 1 Q] I
ENTER
I
0 4 □ E3 Q] 0 E] 0
|SHIFT|C//4RS
> 1 Q] I
ENTE^
Note: You can use the
0
menu key to assist in the
entry of equations. It has
the same effect as
pressing
I X,T,e |.
FUNCTION SVr-ieULIC
>cFl<X>=<X+2)/<:Xi-l)
-'F2<X>=Xa/c:X>-l AND,..
■ /■ F3c:X) = i4-X)/iX>U
F5CX2=
iiaiaKMuaiiMii iBnnBBB
\
y. . \ . .
. . . . ^ .
/
/
H:0 FliK
\
: UNDEFINED im
Function aplet
3-11