Multiply the polynomials.(x + 4y)3

A. 3(x + 4y) 
B. x3 + 64y3
C. x3 + 12x2y + 48xy2 + 64y3
D. x3 + 4x2y + 8xy + 16xy2 + 32y2 + 64y3

Answer: C

Mathematics

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