Question

Find Hcf of the 42 and 84 by listing factors​

Answer 1

Answer

The common factors of 42 and 84 are 42, 21, 14, 7, 6, 3, 2, 1, intersecting the two sets above. In the intersection factors of 42 ∩ factors of 84 the greatest element is 42. Therefore, the greatest common factor of 42 and 84 is 42.

Answer 2

Answer:

HCF OF 42 And 84

42 = 2 x 3 x 7

84 = 2 x 2 x 3 x 7

= 2² x 3 x 7

HCF of 42 and 84 is 2 x 3 x 7

= 42

HOPE IT HELPS...!!