document.write( "Question 383976: Factor completely.\r
\n" ); document.write( "\n" ); document.write( "u^4v^4 - 81u^4
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Algebra.Com's Answer #271797 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Factor completely.
\n" ); document.write( "u^4v^4 - 81u^4
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\n" ); document.write( "= u^4[v^4-81]
\n" ); document.write( "---
\n" ); document.write( "= u^4(v^2+9)(v+3)(v-3)]
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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