Texas Instruments TI-80 User Manual

6-2 Tables
Getting Started is a fast-paced introduction. Read the chapter for details.
Evaluate the function Y=X
2
– 4X+3 at each integer between
L
10 and 10. How
many sign changes are there, and where do they occur?
1. If necessary, select
FUNC
from the
MODE
menu.
Press
2 #
to display the
TABLE SETUP
screen. Press
·
10
to set
TBLMIN=
L
10
. Leave
@
TBL=1
.
2. Press
( @ a |
4
@ «
3
to enter the function
Y1=X
2
– 4X+3
.
3. Press
2 &
to display the table screen.
4. Press
8
repeatedly to view the changes in the value
of
Y1
.
Getting Started: Roots of a Function

Texas Instruments TI-80 Specifications

General

Brand	Texas Instruments
Model	TI-80
Category	Calculator
Language	English