document.write( "Question 124693: Hi. \r
\n" ); document.write( "\n" ); document.write( "What is the least common denominator of the following set:\r
\n" ); document.write( "\n" ); document.write( "1/(a+1)^2, 1/(a-1)^2, and 2/a^2-1\r
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Algebra.Com's Answer #91396 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
What is the least common denominator of the following set:
\n" ); document.write( "1/(a+1)^2, 1/(a-1)^2, and 2/a^2-1
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\n" ); document.write( "It is (a+1)^2*(a-1)^2 or (a^2-1)^2
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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