Question

Which of the following pairs are always coprime ? two prime numbers , one prime and one composite numbers , two composite numbers​

Answer 1

Explanation:

that has only1 as their common factor

e.g. 35=7*5*1

39=3*13*1

eg of prime no =5, 7 ,11

one prime 5& one composite =4

two eg of composite =4,6,8

Answer 2

Answer:

the pair of two prime numbers are coprime number

Explanation:

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