Question

Which of the following numbers is the pair of twin prime number.
31 and 33
41 and 43
49 and 51
89 and 91​

Answer 1

Answer:

an + 5a,-1 + 6a-2 = 3n -2n +1

Answer 2

41 and 43

89 and 91

are following numbers is the pair of twin prime number