SPS SPS FM 2022 October — Question 9

Exam BoardSPS
ModuleSPS FM (SPS FM)
Year2022
SessionOctober
TopicProof by induction
9. Prove by induction that \(\sum _ { r = 1 } ^ { n } \frac { 1 } { r ( r + 1 ) } = \frac { n } { n + 1 }\).
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