Edexcel AS Paper 1 — Question 2

Exam BoardEdexcel
ModuleAS Paper 1 (AS Paper 1)
TopicProof
2. Use a counter example to show that the following statement is false. $$\text { " } n ^ { 2 } - n + 5 \text { is a prime number, for } 2 \leq n \leq 6 \text { " }$$
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