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

-1

;.r > 1

1. Open the Function aplet.

IAPLETI

Select

Function

BEli

F3(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]

Q] pENTERl

H0) 0 [(] H

SHIFT

> 0T] 1

shift

]

and

|SHIFT|C//,4ES

< 1 Q] I

ENTER

0 4 □ E3 Q] 0 E] 0

|SHIFT|C//4RS

> 1 Q] I

ENTE^

Note: You can use the

menu key to assist in the

entry of equations. It has
the same effect as

pressing

I X,T,e |.

FUNCTION SVr-ieULIC

>cFl=

-'F2=Xa/c:X>-l AND,..

■ /■ F3c:X) = i4-X)/iX>U

F5CX2=

iiaiaKMuaiiMii iBnnBBB

y. . \ . .

. . . . ^ .

H:0 FliK

: UNDEFINED im

Function aplet

3-11