document.write( "Question 442228: express using a positive exponent, u^-4 \n" ); document.write( "
Algebra.Com's Answer #304994 by stanbon(75887)\"\" \"About 
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express using a positive exponent, u^-4
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\n" ); document.write( "= 1/u^4
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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