Question

1.from the list below form 10 pairs of co-prime numbers a) 3,5,8,9,12,15,16,28 b) 2,4, 7,10,14,16,21,25​

Answer 1

A )

3,5

5,3

5,12

15,3

5,15

5,28

3,28

5,8

3,8

5,9

Answer 2

$\underline{\pink{Co-prime \: numbers :}}$

Any set of numbers which do not have any other common factor other than 1 are called Co-prime or relatively prime numbers.

$Given \: list \:of \: numbers :$

$a) 3,5,8,9,12,15,16,28$

$b) 2,4, 7,10,14,16,21,25$

$\red{ List \: of \: 10 \:pairs \:of \: Co-prime \:numbers :}$

$(3,5), (3,8),(3,16),(3,18),(2,7),(2,21),$

$(2,25),(4,7),(4,21),(4,25)$

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