WJEC Unit 1 2024 June — Question 4

Exam BoardWJEC
ModuleUnit 1 (Unit 1)
Year2024
SessionJune
TopicProof
4. Given that \(n\) is an integer such that \(1 \leqslant n \leqslant 6\), use proof by exhaustion to show that \(n ^ { 2 } - 2\) is not divisible by 3 .
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Q1 Q3 Q4 Q5 Q6 Q7 Q8 Q9 Q10 Q11 Q12 Q13 Q14 6 Q15 Q16 Q17 Q18