Question: [3+3-6 marks] (6) Prove or disprove. Clearly state your answer: true/false. (a) (2k - 4) . (3k + 6) is divisible by 5 for every

[3+3-6 marks] (6) Prove or disprove. Clearly state your answer: true/false.

[3+3-6 marks] (6) Prove or disprove. Clearly state your answer: true/false. (a) (2k - 4) . (3k + 6) is divisible by 5 for every integer k

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