Factor the sum or difference of two cubes.a3b3 + 729

A. (ab + 9)(a2b2 - 9ab + 81)
B. (ab + 9)(a2b2 - 81)
C. (ab - 9)(a2b2 + 9ab + 81)
D. (ab - 9)(a2b2 + 81)

Answer: A

Mathematics

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