Multiply.(x2 + 5)(x3 - 5x + 4)

A. x6 + 10x3 + 4x2 - 25x + 20
B. x5 + 4x2 - 25x + 20
C. x6 + 4x2 + 25x + 20
D. x5 + 10x3 + 4x2 + 25x + 20

Answer: B

Mathematics

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