Texas Instruments 83PL/CLM/1L1/V - 83 Plus Calc, Manual Book, Page: 249 / 827

TI-83 Plus Split Screen 246
Chapter 9:
Split Screen
Getting Started: Exploring the Unit Circle
Getting Started is a fast-paced introduction. Read the chapter for details.
Use G
.
T (graph-table) split-screen mode to explore the unit circle and its
relationship to the numeric values for the commonly used trigonometric angles
of 0
°
, 30
°
, 45
°
, 60
°
, 90
°
, and so on.
1. Press
z
to display the mode screen. Press
† † ~ Í
to select
Degree
mode. Press
†
~ Í
to select
Par
(parametric) graphing
mode.
Press
† † † † ~ ~ Í
to select
G . T
(graph-table) split-screen mode.
2. Press
y .
to display the format screen.
Press
† † † † † ~ Í
to select
ExprOff
.