Factor the expression. Express your answer so that only positive exponents occur. 14x2/7 - 9x-4/7

A. x-4/7(14x6/7 - 9x)
B. x2/7(14x6/7 - 9x2/3)
C. x1/3(14 - 9x2/3)
D. x-4/7(14x6/7 - 9)


Answer: D

Mathematics

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