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∙ 13y agoThe LCM (Least Common Multiple) of 12, 32, and 42 is 672
To determine this, one way is to factor each number into its prime factors...
12 = 22 x 31
32 = 25
42 = 21 x 31 x 71
... and then multiply each prime factor with the highest encountered power...
25 x 31 x 71 = 672
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