Hp 39g Graphing Calculator Manual do Utilizador descarregar pdf (Página 73)

100

101

Plotting a piecewise defined function example

Suppose you wanted to graph the following piecewise defined

function.

,/lv)

.V + 2 — 1

-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

1 2 ... 68 69 70 71 72 73 74 75 76 77 78 ... 291 292

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Hp 39g Graphing Calculator Manual do Utilizador Página 73

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