1.

The factors of x4 - 16 are

A. (x-2)(x + 2)(x² + 4)
B. (x + 2)(x² + 4)
C. (x-2)(x² + 4)
D. (x-4)(x + 4)(x² + 4)
Answer» B. (x + 2)(x² + 4)


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