document.write( "Question 1041251: I wanto ask a question.. can u help me to factorise this equation
\n" ); document.write( "x^2-2xy+y^2+3x-3y+2 \n" ); document.write( "
Algebra.Com's Answer #656241 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "\"x%5E2-2xy%2By%5E2%2B3x-3y%2B2\"\r\n" );
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document.write( "Group the first three terms,\r\n" );
document.write( "factor out 3 from the 4th and 5th terms:\r\n" );
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document.write( "\"%28x%5E2-2xy%2By%5E2%29%2B3%28x-y%29%2B2\"\r\n" );
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document.write( "Factorise the expression in the first parentheses\r\n" );
document.write( "as the square of a binomial:\r\n" );
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document.write( "\"%28x-y%29%5E2%2B3%28x-y%29%2B2\"\r\n" );
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document.write( "Let u = (x-y)\r\n" );
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document.write( "\"u%5E2%2B3u%2B2\"\r\n" );
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document.write( "Factorise:\r\n" );
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document.write( "\"%28u%2B1%29%28u%2B2%29\"\r\n" );
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document.write( "Substitute x-y for u\r\n" );
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document.write( "\"%28x-y%2B1%29%28x-y%2B2%29\"\r\n" );
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document.write( "Edwin
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