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Mathematics 20 Online
OpenStudy (anonymous):

Factor completely: x4 – 16 A. (x2 + 4)(x + 2)(x – 2) B. (x + 4)(x – 4) C. (x2 + 2)3(x – 2) D. (x2 + 4)(x2 – 4)

OpenStudy (saifoo.khan):

Familiar with differences of squares?

OpenStudy (anonymous):

no

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