document.write( "Question 72788This question is from textbook Essential Algebra
\n" ); document.write( ": 3x(9x^2+3xy^2+y^4)-y^2(9x^2+3xy^2+y^4) Simplify. \n" ); document.write( "

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document.write( "Simplify\r
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document.write( " 3x(9x^2+3xy^2+y^4)-y^2(9x^2+3xy^2+y^4)  Distributive Property\r
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document.write( " 3x(9x^2) + 3x(3xy^2) - 3x(y^2) - [y^2(9x^2) + y^2(3xy^2) + y^4(y^4)]
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document.write( " 27x^3 + 9x^2y^2 - 3xy^2 - (9x^2y^2 + 3xy^4 + y^8)
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document.write( " 27x^3 + 9x^2y^2 - 3xy^2 - 1(9x^2y^2 + 3xy^4 + y^8)\r
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document.write( " 27x^3 + 9x^2y^2 - 3xy^2 - 9x^2y^2 - 3xy^4 - y^8\r
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document.write( " 27x^3 + 9x^2y^2 - 3xy^2 - 9x^2y^2 - 3xy^4 - y^8  combine \r
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document.write( " 27x^3 - 3xy^2 - 3xy^4 - y^8 \n" );
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