3 years ago

Which pair of number is relative prime 7 and 42 16 and 39 66 and 77 90 and 891

1 answer:

4 0

The relative prime pair is 16 and 39.

This is because between the two numbers their greatest common factor is 1.

Factors of 16 are 1, 2, 4, 8, 16
Factors of 39 are 1, 3, 13, 39,

The rest of the pairs have more common factors than 1.

relative prime are also called coprime or strangers.

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