document.write( "Question 481227: I need help solving with the exponents please...\r \n" );
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document.write( "Simplify the following expression, and rewrite it in an equivalent form with positive exponents.\r \n" );
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document.write( "-18x^2y^4 \n" );
document.write( "_________ \n" );
document.write( "6x^7y^2 \n" );
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