The function f(x)=x^x decreases on the i...

The function `f(x)=x^x` decreases on the interval (a) `(0,\ e)` (b) `(0,\ 1)` (c) `(0,\ 1//e)` (d) `(1//e ,\ e)`

(0,e)

(0,1)

(0,1/e)

None of these

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