Question

EXERCISE
3.1
6. Which of the following pairs are coprime numbers?
(1) 6 and 8
(ii) 9 and 10
(iii) 13 and 39 (iv) 13 and 40
(v) 11 and 1728
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Answer 1

it's option 5 that is 11 and 1728 if u liked it then follow me.