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20-02-2017
Mathematics

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Greta says the product of two prime numbers must also be prime. Joan dissgreed. Who is correct ?

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Аноним Аноним

20-02-2017

Joan is correct.

prime numbers: 2, 3, 5, 7......

if you multiply 2 and 3 you get 6...and six is not a prime number, therefore Greta is incorrect.

hope this helps :)

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