Texas Instruments TI-84 Plus Guide Book

Chapter 17: Activities 494
Graphing the Unit Circle and Trigonometric Curves
Graphing the Unit Circle and Trigonometric CurvesGraphing the Unit Circle and Trigonometric Curves
Graphing the Unit Circle and Trigonometric Curves
Problem
ProblemProblem
Problem
Using parametric graphing mode, graph the unit circle and the sine curve to show the
relationship between them.
Any function that can be plotted in
Func mode can be plotted in Par mode by defining the
X component as T and the Y component as F(T).
Procedure
ProcedureProcedure
Procedure
1. Press z. Select
Par, Simul, and the default settings.
2. Press p. Set the viewing window.
3. Press o. Turn off all functions and stat plots. Enter the expressions to define the
unit circle centered on (0,0).
4. Enter the expressions to define the sine curve.
Tmin=0
Tmax=2p
Tstep=.1
Xmin=
L2
Xmax=7.4
Xscl=pà2
Ymin=L3
Ymax=3
Yscl=1

Texas Instruments TI-84 Plus Specifications

General

Battery type	AAA
Power source	Battery
Number of batteries supported	4
Type	Graphing
Cover	No
Form factor	Pocket
Control type	Buttons
Product color	Black
USB port	Yes
USB 2.0 ports quantity	1
Digits	- digits
Display number of lines	8 lines
Display number of characters	16
RAM capacity	0.024 MB
ROM capacity	0.480 MB
Storage media type	-