document.write( "Question 633634: ( √(x-y))( √(x+y)) \n" ); document.write( "
Algebra.Com's Answer #399841 by asuar010(338)\"\" \"About 
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\"sqrt%28%28x%2By%29%28x-y%29%29=sqrt%28x%5E2-y%5E2%29\" \n" ); document.write( "
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