document.write( "Question 462177: (a^m+n)(a^m-n) \n" ); document.write( "

Algebra.Com's Answer #316885 by algebrahouse.com(1659) $\"\"$ $\"About$

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(a^m+n)(a^m-n)
\n" ); document.write( "= a^m(a^m) + a^m(-n) + n(a^m) + n(-n) {used foil method}
\n" ); document.write( "= a^2m - a^mn + a^mn - n^2 {multiplied through}
\n" ); document.write( "= a^2m - n^2 {combined like terms}
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