Getting Started: Roots Of A Function - TI -82 Manual Book

Getting Started: Roots of a Function

Getting Started is a fast-paced introduction. Read the chapter for details.
Evaluate the function Y=X
sign changes are there and where do they occur?
1. Press y ã
TblSet
screen. Press Ì
@Tbl=1 . Leave the independent and dependent
value settings on
2. Press o „ 
enter the function
3. Press y ã
TABLE
4. Press † until you see the sign changes in the
value of .
Y
1
7-2 Tables
3
N2X at each integer between M10 and 10. How many
ä to display the
TABLE SETUP
to set
10 TblMin=M10
.
Auto
) ¹
3
(to select
3
3
.
Y =X –2X
1
ä to display the table screen.
. Leave
„ to
2