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The LCM of 2 and 4 is 4

The prime factorization of 2 is 1*2.

The prime factorization of 4 is 2*2

While the number 2 is a factor for both numbers, it occurs two times for 4; Therefore, include 2 x 2 in the answer

Therefore, LCM(2,4) = 2 x 2 = 4

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8y ago

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