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Mathematics 14 Online
OpenStudy (anonymous):

(a + 1)(a - 1)

OpenStudy (anonymous):

What is the question asking? Are you supposed to distribute it?

geerky42 (geerky42):

Use FOIL method. Distribute First, Outer, Inner, then Last.

geerky42 (geerky42):

|dw:1398638451692:dw|

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