Plotting A Piecewise Defined Function Example - HP 40G User Manual

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Plotting a piecewise defined function example

Function aplet
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Suppose you wanted to graph the following piecewise defined
function.

≤
x + 2 ; x 1 –

f x ( )

= 2
< ≤
x ; 1 – x 1

 ≥
4 x – ; x 1
1. Open the Function aplet.
Select
Function
TU6SU—Ã
2. Highlight the line you want to use, and enter the
expression. (You can press
line, or to clear all lines.)
CLEAR
2
Y—
≤
CHARS
Y—
1
Y— Y—
> 1
CHARS
AND
Y—
≤ 1
CHARS
4
Y— Y—
> 1
CHARS
Note: You can use the
Y—
menu key to assist in the
entry of equations. It has
the same effect as
pressing .
to delete an existing
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