EmmiEm0262 EmmiEm0262

25-11-2020
Mathematics

contestada

Which of the following numbers is not a prime number?
A) 13
B) 17
C) 18
D) 19
E) 23

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meowmeow223334 meowmeow223334

25-11-2020

C) 18 is not a prime number
1, 2, 3, 6 ,9, 18
Are all factors of 18, making it not prime

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dolo423af dolo423af

25-11-2020

18 is not a prime number

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