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Mathematics 8 Online
OpenStudy (anonymous):

Need Fast HELP Find the product of (4x + 3y)(4x − 3y). 16x2 − 24xy + 9y2 16x2 − 9y2 16x2 + 24xy + 9y2 16x2 + 9y2

OpenStudy (anonymous):

Fastest way is FOIL

OpenStudy (anonymous):

???

OpenStudy (anonymous):

FOIL = First Outer Inner Last

OpenStudy (anonymous):

ok but i dont fully understand

OpenStudy (anonymous):

Yep, fastest way would be to foil.

OpenStudy (anonymous):

http://en.wikipedia.org/wiki/FOIL_method

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