Question

1) Determine whether the pairs of numbers given below
are co-prime numbers or not. (With reason) 14,21
​

Answer 1

Answer:

14 and 21 are not co-prime numbers.

Step-by-step explanation:

Co-prime numbers are numbers have 1 as their HCF. But, HCF of 14 and 21 is 7. Hence, they are not co-prime numbers.

Answer 2

Answer:

Common factors of 14 and 21 are 1 and 7. So, this pair is not co-prime numbers.