document.write( "Question 598245: Could someone please check my work.
\n" ); document.write( "Evaluate each polynomial for x = 5 and y = −2.\r
\n" ); document.write( "\n" ); document.write( "10. x^2 + 5y^2 − 4xy
\n" ); document.write( "5^2 + 5(-2^2) – 4(5)(-2)
\n" ); document.write( "= 5^2 + 5(-4) – 4(5)(-2)
\n" ); document.write( "= 25 – 20 + 40
\n" ); document.write( "= 45\r
\n" ); document.write( "\n" ); document.write( "Thank you
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Algebra.Com's Answer #378510 by nerdybill(7384)\"\" \"About 
You can put this solution on YOUR website!
10. x^2 + 5y^2 − 4xy
\n" ); document.write( "5^2 + 5((-2)^2) – 4(5)(-2)
\n" ); document.write( "= 5^2 + 5(4) – 4(5)(-2) (mistake made in middle term)
\n" ); document.write( "= 25 + 20 + 40
\n" ); document.write( "= 85
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