Question

what do you mean by coprime and twin prime answer fast I will markas brain list​

Answer 1

Co-prime Numbers

Two numbers are said to be co-prime if they do not have a common factor other than 1 or two numbers whose HCF is 1 called co-prime numbers.

➡Co-prime numbers needs not be prime numbers.

For example:

(i) 7 and 10 are co-prime.

(ii) 15 and 17 are co-prime.

Twin Prime Numbers

Twin prime numbers are the two prime numbers whose difference is 2.

For example:

(i) 3 and 5

(ii) 17 and 19

(iii) 41 and 43

(iv) 29 and 31

(v) 71 and 73.