document.write( "Question 1068240: solving using the best method\r
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Algebra.Com's Answer #683412 by josgarithmetic(39630)\"\" \"About 
You can put this solution on YOUR website!
\"4x%5E2%2B20x%2B25=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"%282x%2B5%29%5E2=0\"\r
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\n" ); document.write( "\n" ); document.write( "Exactly one root,
\n" ); document.write( "\"-5%2F2\"
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