document.write( "Question 445915: Solve the equation by completeing the square......\r
\n" ); document.write( "\n" ); document.write( "W squared minus sixW minus two equals zero\r
\n" ); document.write( "\n" ); document.write( "FourXsquared minus tweleveX plus four equals zero
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Algebra.Com's Answer #307066 by stanbon(75887)\"\" \"About 
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Solve the equation by completing the square......
\n" ); document.write( "W squared minus sixW minus two equals zero
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\n" ); document.write( "w^2-6w-2 = 0
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\n" ); document.write( "w^2-6w+? = 2+?
\n" ); document.write( "---
\n" ); document.write( "w^2-6w+9 = 2+9
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\n" ); document.write( "(w+3)^2 = 11
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\n" ); document.write( "w+3 = sqrt(11) or w+3 = -sqrt(11)
\n" ); document.write( "x = -3+sqrt(11) or w = -3-sqrt(11)
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\n" ); document.write( "FourXsquared minus tweleveX plus four equals zero
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\n" ); document.write( "4x^2-12x+4 = 0
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\n" ); document.write( "x^2-3x+1 = 0
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\n" ); document.write( "x^2-3x+? = -1+?
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\n" ); document.write( "x^2-3x+(3/2)^2 = -1+(3/2)^2
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\n" ); document.write( "(x+(3/2))^2 = 5/4
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\n" ); document.write( "x+(3/2) = sqrt(5)/2 or x+(3/2) = -sqrt(5)/2
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\n" ); document.write( "x = -(3/2)+sqrt(5)/2 or x = -(3/2)-sqrt(5)/2
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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