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Factor the composite number 42 into the product of prime numbers. 

Answer= 1 , 7 , 3

 Aug 8, 2015

Best Answer 

 #1
avatar+17768 
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1 is not considered to be a prime number; the primes are 2, 3, 5, 7, 11, 13, ...

42 =  2 x 21

42 = 2 x 3 x 7

The prime factorization of 42 is 2 x 3 x 7.

 Aug 8, 2015
 #1
avatar+17768 
+5
Best Answer

1 is not considered to be a prime number; the primes are 2, 3, 5, 7, 11, 13, ...

42 =  2 x 21

42 = 2 x 3 x 7

The prime factorization of 42 is 2 x 3 x 7.

geno3141 Aug 8, 2015

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