Answer: Prove each of the statements in 1017 by mathematical induction
Chapter 5, Problem 13(choose chapter or problem)
Prove each of the statements in 10–17 by mathematical induction.
\(\sum_{i=1}^{n-1} i(i+1)=\frac{n(n-1)(n+1)}{3}\), for all integers n ≥ 2.
Text Transcription:
sum_i=1^n-1 i(i+1) = n(n-1)(n+1) / 3
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