Rapid Window - Sharp EL-9650 Operation Manual

(2) Rapid window

• This function is used to set the window settings by selecting any of the typical
window settings built into the calculator.
• Regardless of the coordinate system, this function only sets the X and Y values.
• To set the rapid window, set the X-Window and Y-Window in that order.
• Pressing ¬ during setting of the rapid window returns to initial screen of the
Rapid window. At this time, however, if setting of the X-Window has been completed,
this setting affects the subsequent operation. (It is not necessary to set both the
X- and Y-Window at the same time.)
• To return to the normal function calculation screen from the rapid window mode,
press Ï œ.
<Example>
To set the X-Window to (-10 <X<1, scl: 1) and Y-Window to (-10<Y<1, scl: 1) in the
X-Y coordinate using the rapid window function, do the following.
1. Press to open the window screen.
The default settings will appear on the screen. (The
settings which appear on the screen may vary
depending on previous operations.)
2. Press .
A selection screen, which clearly shows where the
coordinate axes of the graph should be located, will
appear. (Roman numerals indicate quadrants.)
3. Select number 7 to set this example. There are the
following three ways to select number 7.
• Touch [ ] .
• Press 7 ®.
• Press < ≥ ®.
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GRAPHING FUNCTIONS