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15 and 39 co prime number? why?


Sagot :

Answer:

15 and 39 are not coprime

Step-by-step explanation:

Coprime numbers have only 1 as a common factor

factors of 15 are 1 , 3 , 5 , 15

factors of 39 are 1 , 3 , 13 , 39

15 and 39 have common factors of 1 and 3

Thus 15 and 39 are not coprime numbers