139k views
4 votes
Gcf of -28, 60, and 72

User Qualbeen
by
7.3k points

2 Answers

2 votes

Answer: 12

Explanation:

Therefore, the highest common factor of 60 and 72 is 12.

:) I know somebody already answered but like..im answering some stuff today, hope this helped by the way!

User Shl
by
7.3k points
4 votes

Answer:

4

Explanation:

-28 = ±2^2 x ±7
60 = ±2^2 x ±3 x±5
72 = ±2^3 x ±3^2
=> Gcf of -28, 60, 72: 2^2 = 4

User Malado
by
7.9k points