7–2 Tables
82533C~1.DOC TI-83 international English Bob Fedorisko Revised: 10/26/05 1:24 PM Printed: 10/27/05 2:20
PM Page 2 of 6
Getting Started is a fast-paced introduction. Read the chapter for details.
Evaluate the function Y = X
3
N 2X at each integer between L10 and 10. How many
sign changes occur, and at what
X values?
1. Press z † † † Í to set
Func
graphing mode.
2. Press o. Press „ 3 to select
3
.
Then press ¹
2 „ to enter the function
Y1=X
3
N2X.
3. Press y [TBLSET] to display the TABLE
SETUP
screen. Press Ì 10 Í to set
TblStart=L10. Press 1 Í to set @Tbl=1.
Press Í to select Indpnt: Auto
(automatically generated independent values).
Press † Í to select
Depend: Auto
(automatically generated dependent values).
4. Press y [TABLE] to display the table screen.
5. Press † until you see the sign changes in the
value of
Y1. How many sign changes occur,
and at what
X values?
Getting Started: Roots of a Function
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