Which of the following numbers are co-primes?
35 and 56
45 and 38
66 and 39
18 and 98
Answers
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Answer:
none of these..............
Answered by
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Answer:
45 and 38 are coprimes
Step-by-step explanation:
coprimes are those no.s whose hcf is 1.
they should have no other common factor other than 1.
35= 7×5, 56=7×8 both have common factor 7
45=5×9, 38=2×19 both have common factor 1
66= 3×22 39=3×13 both have common factor 3
18=2×9 98=2×49 both have common factor 2
45 and 38 are coprimes
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