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Mathematics 19 Online
OpenStudy (anonymous):

Brett wants to simplify the following expression so that he doesn’t have to do as much math every time he uses it. (x + 4)(x - 7) What is the simplest way of writing the expression?

OpenStudy (anonymous):

FOIL -- First times outside -- inside time last

OpenStudy (anonymous):

im confused

OpenStudy (anonymous):

|dw:1343091533554:dw|

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