On graph paper, graph the parabola . 3-68 HW eTool (Desmos). Homework Help ✎
What are the roots (-intercepts) of the parabola?
Look at the graph. Where does the parabola cross the -axis?
Read the Math Notes box for this lesson. Then solve the equation algebraically. Did your solutions match your roots from part (a)?
Use the Quadratic Formula.
Use the eTool below to graph the parabola.Click the link at right for the full version of the eTool: GC 3-68 HW eTool
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