Find the LCM of 21 and 14 using prime factorisation method
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7 is the answer of this question
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7 | 21, 14
3 | 3, 2
2 | 1, 1
| 1
So, 7*3*2=42
:. The lcm is 42
3 | 3, 2
2 | 1, 1
| 1
So, 7*3*2=42
:. The lcm is 42
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