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Getting Started 21
Your first reaction to this example is that the graphing handheld has
produced a wrong answer. But you have set it to round to 0 decimal
places (the nearest whole number), so for this setting the answer is
correct. If you set rounding (decimals displayed) to 0 and then forget to
reset it for later calculations, you may be surprised by some of your
answers! With mode set to the default setting of Float, the result will be:
Setting the graphing window
To obtain the best view of the graph, you may need to change the
boundaries of the window.
To display the WINDOW Editor, press p.
The
Xmin, Xmax, Ymin, and Ymax variables represent the boundaries of
the viewing window.
2 ¥ 3 ¯ 2 Í
Press Result
2 ¥ 3 ¯ 2
Í
Window variables (shown in
WINDOW Editor)
Corresponding viewing
window (shown on Graph
window)
Press Result
Ymin
Xmin
Ymax
Xmax
Xscl
Yscl