If \( f(x)=\log _{x}\left(\log _{e} x\right) \), then \( f^{\prime}...

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If \( f(x)=\log _{x}\left(\log _{e} x\right) \), then \( f^{\prime}(x) \) at \( x=e \) is equal to
\( \mathrm{P} \)
(A) 1
(B) 2
W
(C) 0
(D) \( \frac{1}{e} \)
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