Texas Instruments TITANIUM TI-89 - Manual (Page 97)

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3. Select the ZoomStd viewing window,
which graphs the equation.
• The graph shows only five rose
petals.
- In the standard viewing window,
the Window variable qmax = 2p.
The remaining petals have q
values greater than 2p.
• The rose does not appear
symmetrical.
- Both the x an y axes range from
L10 to 10. However, this range is
spread over a longer distance
along the x axis than the y axis.
Press „ 6
4. Display the Window Editor , and change
qmax to 4p.
4p will be evaluated to a number when
you leave the
Window Editor .
Press 8 $ D 4 2 T
Steps and keystrokes Display