document.write( "Question 56472: Can you help me solve.\r
\n" ); document.write( "\n" ); document.write( "4x^4 - 3xy^3 when x = -1 and y= -2\r
\n" ); document.write( "\n" ); document.write( "thanks
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Algebra.Com's Answer #38302 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
4x^4 - 3xy^3 when x = -1 and y= -2
\n" ); document.write( "=4 (-1)^4 - 3 (-1)(-2)^3
\n" ); document.write( "=4(1) - (-1)(-8)
\n" ); document.write( "=4-8
\n" ); document.write( "=-4
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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