Question

find the LCM by prime factorisation method. 72,80,252​

Answer 1

Answer:

2520

Explanation:

We have,

72 = 2×2×2×3×3

80 = 2×2×2×2×5

252 = 2×2×3×3×7

So, LCM = 2×2×2×3×3×5×7 = 2520

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