document.write( "Question 690122: Please help me factor this: 1-a^2-2ab-b^2 \n" ); document.write( "
Algebra.Com's Answer #426169 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "1 - a²-2ab-b^2\r\n" );
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document.write( "Factor -1 out of the last three terms:\r\n" );
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document.write( "1 - (a²+2ab+b²)\r\n" );
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document.write( "Factor the parentheses:\r\n" );
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document.write( "1 - (a+b)(a+b)\r\n" );
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document.write( "1 - (a+b)²\r\n" );
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document.write( "1² - (a+b)²\r\n" );
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document.write( "That's the difference of squares:\r\n" );
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document.write( "[1 - (a+b)][1 + (z+b)]\r\n" );
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document.write( "[1 - a - b][1 + a + b]\r\n" );
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document.write( "(1 - a - b)(1 + a + b)\r\n" );
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document.write( "Edwin
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