Factor.a6 + 1

A. (a2 + 1)(a4 - a2 + 1)
B. (a + 1)(a - 1)(a2 + a + 1)(a2 - a + 1)
C. (a + 1)(a - 1)(a4 - a2 + 1)
D. (a3 + 1)(a3 - 1)


Answer: A

Mathematics

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Mathematics