Question

Hcf of 12,18,20 by prime factorization method

Answer 1

Answer:

12= (2)×2×3

18=(2)×3×3

20=(2)×2×5

therefore the hcf =2

Step-by-step explanation:

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Answer 2

Answer:

2

Step-by-step explanation:

$12 = 2 \times 2 \times 3$

$18 = 2 \times 3 \times 3$

$20 = 2 \times 2 \times 5$

so right answer 2

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