Question

(b) 56, 64
Factors of 56
Factors of 64 -
Common factors of 56 and 64 :
.. HCF of 56 and 64 =
Prime factorisation method:
56 =
64
... HCF of 56 and 64 =​

Answer 1

Step-by-step explanation:

The factors of 64 are 64, 32, 16, 8, 4, 2, 1. The common factors of 56 and 64 are 8, 4, 2, 1, intersecting the two sets above. In the intersection factors of 56 ∩ factors of 64 the greatest element is 8. Therefore, the greatest common factor of 56 and 64 is 8