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  • 19-10-2015
  • Mathematics
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What times what equals 28 and is it prime?

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Аноним Аноним
  • 19-10-2015
1 x 28 = 28
2 x 4 = 28
4 x 7 = 28

It is not a prime because prime means - 

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself. A naturalnumber greater than 1 that is not a prime number is called a composite number.

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