Question

Determine the pairs of coprime number

Answer 1

Answer:

Consider a set of two numbers, if they have no positive integer that can divide both, other than 1, the pair of numbers is co-prime. For 21 and 22: The factors of 21 are 1, 3, 7, and 21.

Step-by-step explanation:

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Answer 2

Answer:

The sum of any two co- prime numbers are always co - prime with their products: 2 and 3 are co - prime and have 5 as their sum ( 2+ 3) and 6 as the product (2*3 ).

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