Expand the expression using the Binomial Theorem.(x2 + 5y)4
A. x8 + 5x6y + 150x4y2 + 250x2y3 + 625y4
B. x4 + 20x3y + 150x2y2 + 500xy3 + 625y4
C. x8 + 20x6y + 150x4y2 + 500x2y3 + 625y4
D. x8 + 20x6y + 150x4y2 + 20x2y3 + 625y4
Answer: C
Mathematics
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