Factor by grouping.15a3 + 6a2b - 20ab2 - 8b3

A. (15a2 - 4b2)(a + 2b)
B. (3a2 + 4b2)(5a - 2b)
C. (3a2 - 4b2)(5a + 2b)
D. (3a2 - 4b)(5a + 2b)


Answer: C

Mathematics

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