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1 vote
Give four pairs of prime numbers whose difference is 2​

User ZetaPR
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2 Answers

6 votes

There are only three of them that I know of:

(7, 5) (13, 11) (19,17)

User Wubin Ouyang
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2 votes

Answer:

(3, 1) (5, 3) (7, 5) (13, 11)

Explanation:

User Anirban
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