The lcm of 16,30,42 by prime factorization method
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Answer:
LCM= 1680
Step-by-step explanation:
in the attached image
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2 | 16, 30, 42
3 | 8, 15, 21
| 8, 5, 7
LCM= 2x3x8x5x7
= 1680
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