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Mathematics 11 Online
OpenStudy (anonymous):

multiply. (2n+2)(2n-2) a. 4n^2-4 b. 4n^2-4n-4 c. 4n^2+2n-4 d. 4n^2+4n-4

OpenStudy (anonymous):

A

OpenStudy (anonymous):

Using FOIL, you get 4n^2+4n-4n-4,which is 4n^2-4! Theres the answer!

OpenStudy (anonymous):

A

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