Question

Q5. Find the HCF of 72 and 126 by prime factorization.

Answer 1

Answer:

Hey friend,

Here is the answer you are searching for,

72 = 2×2×2×3×3

72 = 2×2×2×3×3126 = 2×3×3×7

72 = 2×2×2×3×3126 = 2×3×3×7Therefore,

72 = 2×2×2×3×3126 = 2×3×3×7Therefore, HCF = 2×3×3 = 18.

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