1.

For the function f(x)=(e^(x))/(1+e^(x)), which of the following hold good ?

Answer»

The point (1,-7) is the point of INFLECTION
`x=e^(1//3)` is the point of minima
the graph is concave downwards in (0,1)
the graph is concave UPWARDS in `(1,oo)`

Answer :A::B::C::D


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