document.write( "Question 473805: 2x^2+3xy-4y^ when x=2 and y=-4 \n" ); document.write( "
Algebra.Com's Answer #324981 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "\"2%2A2%5E2%2B3%2A2%2A%28-4%29-4%28-4%29%5E2=2%2A4-24-4%2A16=8-24-64=-80\"
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