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3psilon
Group Title
The only prime factors of a number n are 2,5,7, and 17 . Which of the following could NOT be a factor of n?
10
20
25
30
34
 one year ago
 one year ago
3psilon Group Title
The only prime factors of a number n are 2,5,7, and 17 . Which of the following could NOT be a factor of n? 10 20 25 30 34
 one year ago
 one year ago

This Question is Closed

3psilon Group TitleBest ResponseYou've already chosen the best response.0
Explanation also please
 one year ago

peachpi Group TitleBest ResponseYou've already chosen the best response.1
If you factorize the options into their prime factors, only 1 of them has a prime factor not on the list. i.e 10 = 2x5. both 2 and 5 are factors of n, so 10 can be a factor of n
 one year ago

3psilon Group TitleBest ResponseYou've already chosen the best response.0
OHHHHh so 30?
 one year ago
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