document.write( "Question 610687: What is the 4th root of 81x^8y^16?
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Algebra.Com's Answer #384536 by scott8148(6628)\"\" \"About 
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(3^4 * x^8 * y^16)^(1/4)\r
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\n" ); document.write( "\n" ); document.write( "3 x^2 y^4
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