document.write( "Question 633772: Simplify
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Algebra.Com's Answer #399115 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Simplify
\n" ); document.write( "√(x-y))√(x+y)
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\n" ); document.write( "= sqrt[x^2-y^2]
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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