document.write( "Question 364006: Create the quadratic equation in the form y=ax^2+bx+c using the point (-5,6) as a point on the graph and (9,-9) as the vertex.
\n" ); document.write( "I know the answers, I'm just not sure how to start solving for it.
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Algebra.Com's Answer #259615 by robertb(5830)\"\" \"About 
You can put this solution on YOUR website!
Use the vertex form : \"y+=+a%28x-h%29%5E2+%2B+k\".
\n" ); document.write( "Then \"y+=a%28x-9%29%5E2-9\". Then plug in the respective coordinates of the given point (-5,6) into this equation to solve for a. Think you can manage from there already.
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