Proofs Proofs (id: 699c13176)

本题目来源于试卷: Proofs  Proofs ，类别为 IB数学

[问答题]
Prove that the sum o 8nx6kb1im 5)d6bzr9kp+p god7. iua1 0tz)/-6v6u8 fmdvwpeplld pnf three consecutive positive integers is divisible by 3 .

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