document.write( "Question 326482: Rewrite the quadratic equation in vertex form by completing the square.
\n" ); document.write( "a.y = x2 + 8x + 15
\n" ); document.write( "b.y = -2x2 +12x – 7
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Algebra.Com's Answer #233751 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
a.\"y=x%5E2%2B8x%2B15\"
\n" ); document.write( "\"y=%28x%5E2%2B8x%2B16%29%2B15-16\"
\n" ); document.write( "\"highlight%28y=%28x%2B4%29%5E2-1%29\"
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\n" ); document.write( "b.\"y=-2x%5E2%2B12x-7\"
\n" ); document.write( "\"y=-2%28x%5E2-6x%29-7\"
\n" ); document.write( "\"y=-2%28x%5E2-6x%2B9%29-7%2B18\"
\n" ); document.write( "\"highlight%28y=-2%28x-3%29%5E2%2B11%29\"
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