Question

find the HCF of 72 and 84
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Answer 1

Step-by-step explanation:

Factors of 72 is:

2 x 2 x 2 x 3 x 3

=> 2³×3²

Factors of 84 is:

2 x 2 x 3 x 7

=>2²×3×7

The factors and multiplicities 72 and 84 have in common are: 2 x 2 x 3

2 x 2 x 3 is the HCF of 72 and 84

HCF (72,84) = 12

Answer 2

Answer:

Answer is 12

Step by Step Explaination

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