Question

LCM of 84,63,45
$84$
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Answer 1

• 84 = 2 × 2 × 3 × 7

• 63 = 3 × 3 × 7

• 45 = 3 × 3 × 5

${ \red{ \huge{ \text{Hence, LCM \:\:is \:\: 3 .}}}}$