document.write( "Question 402688: SIMPLIFY:\r
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\n" ); document.write( "2x^-4 + x^-3\r
\n" ); document.write( "\n" ); document.write( "That is x squared plus 2x over 2x exponent -4 plus x exponent -3
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Algebra.Com's Answer #284807 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
x^2 + 2x
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