Question

Which pair of numbers is relatively prime? 49 and 56, 65 and 70, 90 and 91, 100 and 102

Answer 1

90 and 91 are relatively prime, the way they can be relatively prime is to have no factors in common-
90- 2x3x3x5
91- 7x13

Answer 2

Answer:

c. 90 and 91

Step-by-step explanation:

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