Use Pascal's triangle to expand the binomial.(5x + 3)4
A. 625x4 + 81x4
B. 625x3 + 1500x2 + 1350x + 540
C. 1875x4 + 4500 x3 + 1350x2 + 1620x + 81
D. 625x4 + 1500x3 + 1350x2 + 540x + 81
Answer: D
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