JEE Main 10 Jan 2019 Shift 2 Solved Paper

Section: Mathematics

Question : 43 of 90

Marks: +1, -0

Let f : (–1,1) → R be a function defined by
f (x) = max {- |x| , - √1−x2}. If K be the set ofall points at which f is not differentiable, thenK has exactly :

[10 Jan 2019 Shift 2]

Three elements
One element
Five elements
Two elements

Validate

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