Question

Q.10. Find the HCF of 45,72 (​

Answer 1

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The common factors of 45 and 72 are 9, 3, 1, intersecting the two sets above. In the intersection factors of 45 ∩ factors of 72 the greatest element is 9. Therefore, the greatest common factor of 45 and 72 is 9.

Answer 2

Answer:

HCF of 45,72 is 9

Step-by-step explanation:

45=9×5

72=9×8