Factor by grouping. Assume any variable exponents represent whole numbers.5x3 - 25x2 + 8x - 40

A. (x - 5)(5x2 - 8)
B. (x - 5)(5x2 + 8)
C. (x + 5)(5x2 + 8)
D. (x - 5)(5x + 8)


Answer: B

Mathematics

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