Factor by grouping.10a3 + 12a2b - 25ab2 - 30b3

A. (2a2 - 5b2)(5a + 6b)
B. (2a2 + 5b2)(5a - 6b)
C. (2a2 - 5b)(5a + 6b)
D. (10a2 - 5b2)(a + 6b)

Answer: A

Mathematics

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