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The LCM of 3 and 42 is 42.
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Find least common multiple (LCM) of: 6 & 84 9 & 126 1 & 14 15 & 210 21 & 294 6 & 42 3 & 84 9 & 42 3 & 126 15 & 42 3 & 210 21 & 42 3 & 294
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