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Mathematics 21 Online
OpenStudy (anonymous):

(m+n) (m-n)

OpenStudy (kainui):

Is this a question?

OpenStudy (anonymous):

What are you suppose to do here?

OpenStudy (marissalovescats):

I believe he needs to FOIL it

OpenStudy (jack1):

are you aiming to expand this @gua ? if so, please use the FOIL method that @marissalovescats said, the attachment below may help...

OpenStudy (precal):

\[m^2-n^2\] This is a difference of squares

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