Question: proof question (3) (5 pts) Let m, n 2 2 be integers. Use a combinatorial argument (or counting argument) to prove that m +n m

proof question

proof question (3) (5 pts) Let m, n 2 2 be integers.

(3) (5 pts) Let m, n 2 2 be integers. Use a combinatorial argument (or counting argument) to prove that m +n m n + mn + 2 2

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