Question
Factories 4m²-9k²
Answers
Reiny
And what do they make in these factories ?
Did you mean :
factor 4m^2 - 9k^2 ?
then..
= (2m+3k)(2m-3k)
Did you mean :
factor 4m^2 - 9k^2 ?
then..
= (2m+3k)(2m-3k)