The maximum value of \( \left(\frac{1}{x}\right)^{x} \) is: P WV (A...

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The maximum value of \( \left(\frac{1}{x}\right)^{x} \) is:
P
WV
(A) \( e \)
(B) \( e^{e} \)
(C) \( e^{\frac{1}{e}} \)
(D) \( \left(\frac{1}{e}\right)^{\frac{1}{e}} \)
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