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Find the equation of graphed below.
A downward parabola with vertex at the point (1, comma 4) and going through the points (negative 1, comma 0), (0, comma 3), and (3, comma 0).

Find the -intercepts.
Their -coordinates are roots of the equation.

See the homework help for problems 11-13 and 11-69.

Use the eTool below to help you find the equation for each function.
Click on the link at right for the full eTool version: CCA 11-82 HW eTool