Graph inequalities, display intersections and unions in distinct colors, and use calculation functions to find, trace, and store coordinate pair intersections between linear programming constraints.
For an introduction to the Inequality Graphing App, see the examples below.
To graph a linear inequality, follow the steps below:
1. Select the Inequality Graphing App icon from the Home Screen.
2. Press the left arrow key ‹ to highlight the color and line style indicator for Y1.
3. Press = to open the dialog with selections for color, relation and style.
4. Use the up arrow key ≤ and down arrow key ≥ to move the focus between spinners, then use then use the left ‹ and right › arrow keys in the spinner to select the color, relation type, and style.
5. Select OK to set the relation and color.
6. Input the desired relation and press h.
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Inequality Graphing
from the Home Screen.