(2,3) and (2,5) are the two pairs such that the sum of their elements is a prime number.
2+3,11+3,3+17
6
2 and 41.
They are 2 and 17
(2,3) and (2,5) are the two pairs such that the sum of their elements is a prime number.
2+3,11+3,3+17
11 and 31 13 and 29 and 19 and 23
6
There are two pairs of prime numbers that express 18 as the sum of two prime numbers: 7 + 11 = 18 and 5 + 13 = 18.
There are 3 pairs of prime numbers with sum of 36. These are: (31, 5), (29, 7), (23, 13), & (19, 17) Hope this helps! :D
They are 2 and 29
2 and 41.
They are 2 and 17
2 and 5
They are 11 and 2
There 4 pairs of primes that can give a sum 40 in addition. They are (3,37), (11,29), (17,23),(19,21).