document.write( "Question 481591: how to simplify by taking roots of numerator and denominator of 4/81 \n" ); document.write( "
Algebra.Com's Answer #329736 by jim_thompson5910(35256)\"\" \"About 
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\"sqrt%284%2F81%29=sqrt%284%29%2Fsqrt%2881%29=2%2F9\" \n" ); document.write( "
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