Edexcel F1 2023 June — Question 9

Exam BoardEdexcel
ModuleF1 (Further Pure Mathematics 1)
Year2023
SessionJune
TopicProof by induction

  1. Prove, by induction, that for \(n \in \mathbb { Z } , n \geqslant 2\)
$$4 ^ { n } + 6 n - 10$$ is divisible by 18