Determine whether the pairs of numbers given below are co-prime numbers:

i. (23, 29)

ii. (28, 32)

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1 Answers

i. (23, 29)

Common factor of 23 and 29 is only 1.

Hence, 23 and 29 are co-prime numbers.

ii. (28, 32)

Common factors of 28 and 32 are 1, 2, 4 (not only 1).

Hence, 28, 32 are not co-prime numbers.

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