document.write( "Question 32556: 6sqrt20-2sqrt45 \n" ); document.write( "
Algebra.Com's Answer #19019 by mukhopadhyay(490)\"\" \"About 
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6sqrt20-2sqrt45
\n" ); document.write( "=2[3sqrt(4*5)-sqrt(9*5)]
\n" ); document.write( "=2[6sqrt(5)-3sqrt(5)]
\n" ); document.write( "=6sqrt(5)
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