document.write( "Question 39795: Could someone please help me solve this problem: \"x%5E2-y%5E2%2B4xy%5E2%2B4y%5E4\"\r
\n" ); document.write( "\n" ); document.write( "I tried regrouping the problem like this: \"%28x%5E2%2B4xy%5E2%2B4y%5E4%29-y%5E2\"\r
\n" ); document.write( "\n" ); document.write( "so I factored it like this: \"%28x%2B2y%29%5E2\", but what do I do with the \"-y%5E2\"?\r
\n" ); document.write( "\n" ); document.write( "Any help would be appreciated.
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Algebra.Com's Answer #25218 by Nate(3500)\"\" \"About 
You can put this solution on YOUR website!
Looks to me you would just subtract:
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