SPS SPS FM 2020 October — Question 4

Exam BoardSPS
ModuleSPS FM (SPS FM)
Year2020
SessionOctober
TopicProof by induction
4. Prove by induction that, for \(n \geq 1 , \sum _ { r = 1 } ^ { n } r ( 3 r + 1 ) = n ( n + 1 ) ^ { 2 }\).
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