document.write( "Question 301263: Find the indicated value for the given rational expression:
\n" ); document.write( "R(u)=8u^2-1/u^2-u-6 , R(3)
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Algebra.Com's Answer #216036 by checkley77(12844)\"\" \"About 
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R(u)=8u^2-1/(u^2-u-6)
\n" ); document.write( "R(3)=8*3^2-1/(3^2-3-6)
\n" ); document.write( "R(3)=8*9-1/(9-9)
\n" ); document.write( "R(3)=72-1/0 [-1/0 is an undefined term)
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