Question

Detmine whether the pairs of number given below are co-prime number 14;21
13;17

Answer 1

Answer:

Co prime numbers are the numbers whose HCF is 1

Therefore in 14 and 21 the common factors are 1 and 7 so they are not co prime

In 13 and 17 the common factors is only 1 therefore they are co prime

Hope it helps.

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