Let f(x) = e^x/{1+x^2} and g(x) = f'(x) then

g (x) has four points of local extremum

g (x) has two points of local extremum

g (x) has a point of local minimum at x = 1

g (x) has a point of local maximum at some x ∊ (-1 , 0)

JEE Advanced Model Paper 11 with solutions for online practice

Question : 58 of 60

Marks: +1, -0

Let f(x) =

1+x2

and g(x) = f'(x) then

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