Find [60,72,84] (60,72,84) [18.12.24] (18.12.24)

[60,72,84] (60,72,84) ∵ 60 = 2 × 2 × 3 × 5, 72 = 2 × 2 × 3 × 3, 84 = 2 × 2 × 3 × 7 ∥ the least common multiple of 60,72,84: [60,72,84] = 2 × 2 × 3 × 5 × 6 × 7 = 2520 ∥ the greatest common factor of 60,72,84: (60,72,84) = 2 × 2 × 3 = 12 [18.12.24] (1

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