Texas Instruments TI-83 PLUS - Manual (Page 169)

TI-83 Plus Polar Graphing 166
Chapter 5:
Polar Graphing
Getting Started: Polar Rose
Getting Started is a fast-paced introduction. Read the chapter for details.
The polar equation R=Asin(B q ) graphs a rose. Graph the rose for A=8 and B=2.5,
and then explore the appearance of the rose for other values of A and B.
1. Press z to display the mode screen. Press
† † † ~ ~ Í to select Pol graphing
mode. Select the defaults (the options on the
left) for the other mode settings.
2. Press o to display the polar Y= editor. Press 8
˜
2.5
„ ¤ Í to define r 1
.