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Texas Instruments TI-84 Plus - Getting Started: Polar Rose; Polar Graphing

Texas Instruments TI-84 Plus
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Chapter 5: Polar Graphing 144
Chapter 5:
Chapter 5:Chapter 5:
Chapter 5:
Polar Graphing
Polar GraphingPolar Graphing
Polar Graphing
Getting Started: Polar Rose
Getting Started: Polar RoseGetting Started: Polar Rose
Getting Started: Polar Rose
Getting Started is a fast-paced introduction. Read the chapter for details.
The polar equation R=Asin(Bq) 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 r1.
3. Press q
6 to select 6:ZStandard and graph the
equation in the standard viewing window. The
graph shows only five petals of the rose, and the
rose does not appear to be symmetrical. This is
because the standard window sets q
max=2p and
defines the window, rather than the pixels, as
square.

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