WJEC Further Unit 1 2019 June — Question 4

Exam BoardWJEC
ModuleFurther Unit 1 (Further Unit 1)
Year2019
SessionJune
TopicProof by induction
4. Prove, by mathematical induction, that \(9 ^ { n } + 15\) is a multiple of 8 for all positive integers \(n\).
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