document.write( "Question 312541: Without graphing, find the vertex.
\n" ); document.write( "f(x)= 6(x-4)^2 - 9\r
\n" ); document.write( "\n" ); document.write( "I think it's (-4,-9)
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Algebra.Com's Answer #223433 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Missed it by that much!\r
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\n" ); document.write( "\n" ); document.write( "The vertex form of a parabola with vertex at is:\r
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\n" ); document.write( "\n" ); document.write( "Hence, your vertex is at \r
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