CPM Homework Help : INT2 Problem 9-19

Write the equation of a quadratic function containing the points in the table below. Then make a complete graph on graph paper.

$x$	$- 4$	$-3$	$-2$	$-1$	$0$	$1$	$2$	$3$	$4$	$5$	$6$	$7$
$y$	$18$	$8$	$0$	$-6$	$-10$	$-12$	$-12$	$-10$	$-6$	$0$	$8$	$18$

Hint:

Where does the vertex of the parabola appear to be located?

Use the eTool below to help you complete this problem.
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