document.write( "Question 820547: Complete the square to put in vertex form: y=3x^2-6x-7 \n" ); document.write( "
Algebra.Com's Answer #493604 by stanbon(75887)\"\" \"About 
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Complete the square to put in vertex form: y=3x^2-6x-7
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\n" ); document.write( "3x^2 - 6x = y+7
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\n" ); document.write( "3(x^2-2x+?) = y+7 + 3*?
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\n" ); document.write( "3(x^2-2x+1) = y+7+3
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\n" ); document.write( "3(x-1)^2 = y+10
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\n" ); document.write( "(x-1)^2 = (1/3)(y+10)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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