document.write( "Question 112695: Solve.\r
\n" ); document.write( "\n" ); document.write( "(m squared-5mn+3n squared)(m squared+4mn-2n squared) \n" ); document.write( "
Algebra.Com's Answer #82148 by SHUgrad05(58)\"\" \"About 
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(m^2-5mn+3n^2)(m^2+4mn-2n^2)\r
\n" ); document.write( "\n" ); document.write( "First multiply m^2 by the polynomial on the right:
\n" ); document.write( "m^4+4m^3n-2m^2n^2\r
\n" ); document.write( "\n" ); document.write( "Next multiply -5mn by the ploynomial on the right:
\n" ); document.write( "-5m^3n-20m^2n^2+10mn^3\r
\n" ); document.write( "\n" ); document.write( "Next multiply 3n^3 by the polynomial on the right:
\n" ); document.write( "3m^2n^2+12mn^3-6n^4\r
\n" ); document.write( "\n" ); document.write( "Now simplify:
\n" ); document.write( "m^4+4m^3n-2m^2n^2
\n" ); document.write( " -5m^3n-20m^2n^2+10mn^3
\n" ); document.write( " +3m^2n^2+12mn^3-6n^4\r
\n" ); document.write( "\n" ); document.write( "= m^4-m^3n-15m^2n^2+22mn^3-64n^4
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