Factor out the negative of the greatest common factor. Assume any variable exponents represent whole numbers.-63x3n + 45x2n
A. -9x2n(7xn + 5)
B. -9x3n(7xn - 5)
C. -9x2n(7xn - 5x)
D. -9x2n(7xn - 5)
Answer: D
Mathematics
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