Factor the GCF out of the given expression.28x9y7 - 8x5y4 + 12x2y2

A. 4x2(7x7y7 - 2x3y4 + 3y2)
B. x2(7x7y7 - 2x3y4 + 3y2)
C. 4(7x9y7 - 2x5y4 + 3x2y2)
D. 4x2y2(7x7y5 - 2x3y2 + 3)

Answer: D

Mathematics

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