Question: 2n 4. Prove that ((e+ 1) = [n(n+1)(2n + 1)] by each of the following two methods: (a) By mathematical induction on positive integer n

2n 4. Prove that ((e+ 1) = [n(n+1)(2n + 1)] by each of the following two methods: (a) By mathematical induction on positive integer n > 1. (b) By using the identities mentioned in part (b) of question 3

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