document.write( "Question 625080: Simplify the following expression, and rewrite it in an equivanent form with POSITIVE exponents.\r
\n" ); document.write( "\n" ); document.write( " -7y^2
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\n" ); document.write( "21x^3y-^3
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Algebra.Com's Answer #393258 by oscargut(2103)\"\" \"About 
You can put this solution on YOUR website!
-7y^2
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\n" ); document.write( " 21x^3y-^3\r
\n" ); document.write( "\n" ); document.write( "The answer is: -y^5/(3x^3)\r
\n" ); document.write( "\n" ); document.write( "If you have any doubt or if you have more problems my e-mail is: \r
\n" ); document.write( "\n" ); document.write( "mthman@gmail.com (Payment is using Paypal)
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