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3 votes
If x is a prime number then x+1 is not a prime number

If x is a prime number then x+1 is not a prime number-example-1
User Peteykun
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2 Answers

4 votes
0 1 or 2 are all counter examples
User HunterLiu
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7.5k points
4 votes
1 come on that's seems like it but it could be three too
User AliBZ
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