SOLUTION: (a^m+n)(a^m-n)

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Question 462177: (a^m+n)(a^m-n)
Answer by algebrahouse.com(1659) About Me  (Show Source):
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(a^m+n)(a^m-n)
= a^m(a^m) + a^m(-n) + n(a^m) + n(-n) {used foil method}
= a^2m - a^mn + a^mn - n^2 {multiplied through}
= a^2m - n^2 {combined like terms}
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