Prove, by the mathematical induction, that the following propositions are true.
16. n^3+5n is divisible by 6 for all natural numbers n.
just do n=k+1 only.
k^3 + 5k = 6M
a.maths MI question. (1)
2008-01-07 2:26 am
回答 (1)
2008-01-07 2:40 am
收錄日期: 2021-04-25 17:19:01
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