document.write( "Question 127752: Could you help me with this?\r
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\n" ); document.write( "\n" ); document.write( "sqrt of 81x^5y^9 and it has an index of 4\r
\n" ); document.write( "\n" ); document.write( "thank you
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Algebra.Com's Answer #93589 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
sqrt of 81x^5y^9 and it has an index of 4
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\n" ); document.write( "\n" ); document.write( "= 3xy^2* 4th rt. of (xy)\r
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\n" ); document.write( "\n" ); document.write( "= 3xy^2*(xy)^(1/4)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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