This flowchart will help you figure out where to shade a parabola when solving a quadratic inequality.
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When you use (0,0) as your testing point, did you get an inequality statement? (ex. 0 < 3)
| YES
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Is your statement true?
| YES
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Is the origin inside the parabola?
| NO
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Shade outside the parabola!
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NO
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NO
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YES
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Go back to your quadratic equation and Plug 0 in for y and 0 in for each x!
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Is the origin outside the parabola?
| YES
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Shade inside the parabola
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NO
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Shade outside the parabola!
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