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11-06-2018
Mathematics

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What is the greatest common factor of 49, 62 and 80? A. 1 B. 2 C. 3 D. 5

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sqdancefan sqdancefan

28-07-2020

Answer:

A. 1

Step-by-step explanation:

Prime factors are ...

49 = 7²

62 = 2·31

80 = 2⁴·5

The greatest common factor of these numbers is 1.

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