Find the product.(6x + 4 + 7y)2

A. 36x2 + 48x + 84xy + 56y + 49y2
B. 36x2 + 24x + 16 + 42xy + 28y + 49y2
C. 36x2 + 84xy + 49y2
D. 36x2 + 48x + 16 + 84xy + 56y + 49y2


Answer: D

Mathematics

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