Question

Which of the following are co-primes
Option a.8,12 b.9,10 c.6,8. d.15,18​

Answer 1

Answer:

b)9,10

Step-by-step explanation:

Though both 9 and 10 are composite numbers, the only factor common to them is 1. Therefore, 9 and 10 are co-primes.

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