9000079104

SubArea: 
Function Behavior
Level: 
A
Project ID: 
9000079104
Accepted: 
1
Clonable: 
0
Easy: 
0
Find the $x$ at which has the function $f$ a local minimum. \[ f(x) = \frac{\ln x} {x} \]
does not exist
\(x = 0\)
\(x = 1\)
\(x =\mathrm{e}\)