Use the Binomial Theorem to expand the binomial and express the result in simplified form.(x2 - 5y)4

A. x8 - 20x6y + 150x4y2 - 500x2y3 + 625y4
B. x8 - 5x6y + 150x4y2 - 250x2y3 + 625y4
C. x8 - 20x6y + 150x4y2 + 20x2y3 + 625y4
D. x4 - 20x3y + 150x2y2 - 500xy3 + 625y4


Answer: A

Mathematics

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