document.write( "Question 1068401: find the roots using the quadracitc formula when necessary\r
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Algebra.Com's Answer #683613 by josgarithmetic(39633)\"\" \"About 
You can put this solution on YOUR website!
\"x%5E2%2B8x=-16\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B8x%2B16=-16%2B16\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B8x%2B16=0\"-------the left side is a perfect square expression.
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