Factor by grouping.10a3 - 4a2b - 15ab2 + 6b3
A. (2a2 - 3b2)(5a - 2b)
B. (10a2 - 3b2)(a - 2b)
C. (2a2 + 3b2)(5a + 2b)
D. (2a2 - 3b)(5a - 2b)
Answer: A
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