Question

Give four examples of pairs of co-primes.​

Answer 1

Answer:

1,5,7,11,13 are the answers

Answer 2

Answer:

2 numbers are said to be co prime when the only positive integer which divides both of them is 1.

Example:

No common factors other than 1.

21 and 22 are coprime:

• The factors of 21 are 1, 3, 7 and 21

• The factors of 22 are 1, 2, 11 and 22

(the only common factor is 1)

But 21 and 24 are NOT coprime

• The factors of 21 are 1, 3, 7 and 21

• The factors of 24 are 1, 2, 3, 4, 6, 8, 12 and 24

(the common factors are 1 AND 3

Step-by-step explanation:

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