Edexcel AS Paper 1 2024 June — Question 14

Exam BoardEdexcel
ModuleAS Paper 1 (AS Paper 1)
Year2024
SessionJune
TopicTrig Proofs
  1. Prove, using algebra, that
$$n ^ { 2 } + 5 n$$ is even for all \(n \in \mathbb { N }\)
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