Question

what is twin prime no.???

Answer 1

 A twin prime is a prime number that has a prime gap of two.

For example, either member of the twin prime pair (11, 13).
Sometimes the term twin prime is used for a pair of twin primes; an alternative name for this is prime twin or prime pair.

Answer 2

Answer:

here it is

Explanation:

2 consecutive odd primes are called twin primes ex- 3 and 5, 71 and 73