Sharp EL9900C EL-9900C - Page 72
G Shade, 1 Set
UPC - 074000016873
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Chapter 4: Basic Graphing Features - Basic Keyboard 2. Press @, and d to enter the DRAW menu, then press G to select G SHADE. The SHADE sub-menu appears. 3. Press 1 to select 1 SET. The "Set shade" window appears. 4. Using the cursor keys, move the cursor pointer to the appropriate position. 5. Press @ z A. 6. Press 1 to select Y1. 7. When the value is set, press the G key. The graph will be redrawn. 8. Let's add another inequation, 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 + 4" for "Y2". 9. Now, return to the SHADE menu by pressing @ d, and G. Press 1 to select "1 SET". 10. Within the "Set shade" window, add the second equation at the right of the topmost inequation. Use the ' or ; key to position the underscore cursor, then select "Y2" using the VARS menu. 11. Press the G to redraw the graph with the new shading appearance. 62