Question

The greatest common factor of 3m2n + 12mn2 is

Answer 1

`3m^(2)n + 12mn^(2)`


`3mn( m + 4n)`

So,
`3mn` is the greatest common factor of
`3m^(2)n + 12mn^(2)`

Answer 2

`3m^2n + 12mn^2=3mn\cdot(m+4n)`