Mathematics, 13.09.2019 19:30 bryan505
Use mathematical induction to prove that the formula
1^3+3^3+5^3+-1)^3=n^2(2n^2-1) is true for all natural n.
(b) show tha n^3-n+3 is divisible by 3 for all natural numbers n.
(c) usw mathematical induction to prove that (n-1)^2< 2n^2 for all natural numbwrs n> 3
Answers: 3
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Use mathematical induction to prove that the formula
1^3+3^3+5^3+-1)^3=n^2(2n^2-1) is true for...
1^3+3^3+5^3+-1)^3=n^2(2n^2-1) is true for...
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