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Chapter 4: Graphing Features
G SHADE
With these sub-menu tools, inequalities, intersections and
compliments of multiple graphs can be visualized.
1 SET
Sets up the shading area for each graph.
Example
1. Set up a simple graph within the Graph Equation window. Enter
2. Press @, and d to enter the DRAW menu, then press
3. Press 1 to select 1 SET.
4. Using the cursor keys, move
5. Press @ z E.
6. Press 1 to select Y1.
7. When the value is set, press
8. Let's add another inequation,
9. Now, return to the SHADE menu by pressing @ d , and
10. Within the "Set shade" window, add the second equation at the
11. Press the G to redraw the graph with the new shading
2 INITIAL
Initializes the shading setup, and brings up the shading setup
window.
110
2
"X
" for Y1, for example.
G to select G SHADE. The SHADE sub-menu appears.
The "Set shade" window
appears.
the cursor pointer to the
appropriate position.
the G key. The graph will
be redrawn.
so that the area where the
two inequality overlap can be shaded. Press the Y key, and
enter another simple graph equation such as "X
G . Press 1 to select "1 SET".
right of the topmost inequation. Use the ' or ; key to
position the underscore cursor, then select "Y2" using the VARS
menu.
appearance.
+
4" for "Y2".
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