Question

356
The common factors of 36 and 45 are
- (b) 48 and 64

The common factors of 72 and 98 are

Answer 1

Answer:

We found the factors and prime factorization of 36 and 45. The biggest common factor number is the GCF number. So the greatest common factor 36 and 45 is 9.

We found the factors and prime factorization of 48 and 64. The biggest common factor number is the GCF number. So the greatest common factor 48 and 64 is 16.

The factors of 98 are 98, 49, 14, 7, 2, 1. The common factors of 72 and 98 are 2, 1, intersecting the two sets above. In the intersection factors of 72 ∩ factors of 98 the greatest element is 2. Therefore, the greatest common factor of 72 and 98 is 2.

please mark me as Brainlesiet please