Multiply the polynomials.(2x + 9y)(4x + 12y + 1)

A. 8x2 + 60xy + 2x + 108y2 + 9y
B. 8x2 + 24xy + 2x + 108y2
C. 8x2 + 60xy + 60y2
D. 8x2 + 36xy + 2x + 108y2 + 9y

Answer: A

Mathematics

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