Question

How do you multiply `(4m-6n)^2`?

Answer 1

`16m^2-48mn+36n^2`

Explanation:

`(4m-6n)^2`

=`(4m-6n)(4m-6n)`

=`4m(4m-6n)-6n(4m-6n)`

=`16m^2-24mn-24mn+36n^2`

=`16m^2-48mn+36n^2`