Question

What is the greatest common factor of 54 and 72?






A.


2




B.


3




C.


9




D.


18

Answer 1

18

Answer 2

If you break the into their prime factors it can help:
\(\Large\rm 54=9\cdot6=3\cdot3\cdot3\cdot2\)
\(\Large\rm 72=9\cdot8=4\cdot3\cdot3\cdot2\)
See how thy both have a 3 a 3 and a 2?
So the greatest common factor will be 3x3x2

Answer 3

dang i want to give u both a thing but i can ony give one :(