-The sum of 2A ^ (M + 2) B and 3a ^ (2n + 1) is a monomial. What is (M + n) ^ 2011

-The sum of 2A ^ (M + 2) B and 3a ^ (2n + 1) is a monomial
Then M + 2 = 0
2n+1=0
Then M = - 2
n=-1/2
(m+n)^2011=(-3/2)^2011

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