document.write( "Question 72734: (2n+2)(2n-2) \n" ); document.write( "
Algebra.Com's Answer #51997 by pradhyumna.kumar@gmail.com(62)\"\" \"About 
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(2n+2)(2n-2)
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\n" ); document.write( "\n" ); document.write( "sol:: 4n^2 - 4
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