Find the derivative.f(x) = (x7 + 2x)1/5

A. (x7 + 2x)-4/5(7x6 + 2)
B.  (x7 + 2x)-1/5(7x6 + 2)
C.  (7x6 + 2)-4/5
D. (x7 + 2x)-4/5

Answer: A

Mathematics

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A.
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