Question

1. Which of the following numbers are co prime?
a. 15 and 37
b. 81 and 16
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Answer 1

From my opinion b is a co prime and

Answer 2

Answer:

b. 81 and 16

A Co-prime number is a set of numbers or integers which have only 1 as their common factor.

So, 81 and 16 are co prime because they have only 1 as their common factor.

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