Question
Determine the $L.C.M$ of the numbers given below:
$42, 63$
$42, 63$
✓
Answer
$42, 63$
Prime factorization of $42 = 2 \times 3 \times 7$
Prime factorization of $63 = 3 \times 3 \times 7$
Therefore, Required $LCM = 2 \times 3 \times 3 \times 7 = 126$
Prime factorization of $42 = 2 \times 3 \times 7$
Prime factorization of $63 = 3 \times 3 \times 7$
Therefore, Required $LCM = 2 \times 3 \times 3 \times 7 = 126$
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