Question 875188
Find the HCF of a^2b, abm and a^2bf


you are looking for the largest factor what can divide evenly into all 3.


that would be the greatest common factor.


b divides evenly into b, b, and b.
a divides evenly into a^2, a, and a^2.


the greatest common factor has to be ab.


a^2b becomes ab * a


abm becomes ab * m


a^2bf becomes ab * af