document.write( "Question 451619: solve equation by completing the square
\n" ); document.write( "x2 + 4x - 36 = 0 \n" ); document.write( "
Algebra.Com's Answer #310534 by ewatrrr(24785)\"\" \"About 
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document.write( "Hi
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document.write( "completing the square
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document.write( "x2 + 4x - 36 = 0
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document.write( " (x+2)^2 - 4 - 36 = 0
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document.write( "   (x+2)^2 = 40
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document.write( "    x+2 = ± \"sqrt%2840%29\" = ±\"sqrt%284%2A10%29\"
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document.write( "     x = -2 ±\"2sqrt%2810%29\" \n" );
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