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​Q7: Question – Paper 3 – November 2018

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Content:

• Proof
• Prime Numbers​

Quizzes:

• Proof
• Prime Numbers

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Question

7) 
​

k = n² + 9n + 1

Mo says,
      “k will be a prime number for all integer values of n from 1 to 9”

Show that Mo is wrong.
​You must show that your value of k is not prime.

[3 marks]

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