document.write( "Question 1104742: 1. Find the product (xy) if x + y + √x+y = 20 and x-y + √ x-y =12.\r
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Algebra.Com's Answer #719451 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "by two tutors who obtained identical answers.\r
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