document.write( "Question 41519: Can you please help.
\n" ); document.write( "Perform the operations and simplify. Assume the variables represent positive real numbers.
\n" ); document.write( "\"%282%2Asqrt%28x%29+-+sqrt%28y%29%29%2A%28sqrt%28x%29+%2B+sqrt%28y%29%29\"
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Algebra.Com's Answer #26819 by rapaljer(4671)\"\" \"About 
You can put this solution on YOUR website!
\"%282%2Asqrt%28x%29+-+sqrt%28y%29%29%2A%28sqrt%28x%29+%2B+sqrt%28y%29%29\"\r
\n" ); document.write( "\n" ); document.write( "By FOIL :
\n" ); document.write( "\"%282%2Asqrt%28x%29+-+sqrt%28y%29%29%2A%28sqrt%28x%29+%2B+sqrt%28y%29%29\"
\n" ); document.write( "\"2%2Ax+-+2sqrt%28x%29%2Asqrt%28y%29+-sqrt%28x%29%2Asqrt%28y%29-y\"
\n" ); document.write( "\"2%2Ax+-+3sqrt%28x%29%2Asqrt%28y%29+-y\" or \"2x-y+-+3%2Asqrt%28xy%29+\"\r
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\n" ); document.write( "\n" ); document.write( "R^2 at SCC
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