Question

LCM of 56,84 and 168​

Answer 1

The common multiples of 56 and 84 are n x 168, intersecting the two sets above, n ≠ 0 ∈ Z n\neq 0 \thinspace\in\thinspace\mathbb{Z} n=0∈Z. In the intersection multiples of 56 ∩ multiples of 84 the least positive element is 168. Therefore, the least common multiple of 56 and 84 is 168

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