CAIE FP1 2013 June — Question 2

Exam BoardCAIE
ModuleFP1 (Further Pure Mathematics 1)
Year2013
SessionJune
TopicProof by induction
2 Prove by mathematical induction that \(5 ^ { 2 n } - 1\) is divisible by 8 for every positive integer \(n\).
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Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 Q10 Q11 EITHER Q11 OR