Question

Which of the following are pairs of co-primes?
(i) 8, 14
(ii) 4, 5
(iii) 17, 19
(iv) 27, 15​

Answer 1

Answer:

3) 17,19

Step-by-step explanation:

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Answer 2

Answer:

Two numbers which have only 1 as a common factor are said to be co-prime or relatively prime or mutually prime numbers.

We can write 17 as 17 × 1 and 19 as 17 × 1.

Hence, 17 and 19 is a pair of co-prime numbers.

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