document.write( "Question 456739: Solve the equation by completing the square.
\n" ); document.write( "a. Write irrational numbers in simplest radical form.
\n" ); document.write( "b. Describe each step as you go.
\n" ); document.write( "X^2 + 4x – 8 = 0
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Algebra.Com's Answer #313403 by stanbon(75887)\"\" \"About 
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X^2 + 4x – 8 = 0
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\n" ); document.write( "x^2 + 4x + ? = 8 + ?
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\n" ); document.write( "x^2 + 4x + 4 = 8 + 4
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\n" ); document.write( "(x+2)^2 = 12
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\n" ); document.write( "x+2 = +/-2sqrt(3)
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\n" ); document.write( "x = -2+2sqrt(3) or x = -2-2sqrt(3)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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