document.write( "Question 46667: Simplify\r
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Algebra.Com's Answer #30914 by Nate(3500)\"\" \"About 
You can put this solution on YOUR website!
sqrt(20)/5 - 1/sqrt(5)
\n" ); document.write( "sqrt(2*2*5)/5 - sqrt(5)/5
\n" ); document.write( "2*sqrt(5)/5 - sqrt(5)/5
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