document.write( "Question 441390: index of 3, -128x^9y^14/27 \n" ); document.write( "
Algebra.Com's Answer #304677 by stanbon(75887)\"\" \"About 
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index of 3, -128x^9y^14/27
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\n" ); document.write( "cbrt[-128*x^9*y^14/27]
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\n" ); document.write( "= cbrt(-64x^9*y^12/27)*cbrt[2y^2]
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\n" ); document.write( "= [-4x^3y^4/3]*cbrt(2y^2)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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