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  4. Let f(x)= beginmatrix max |x| , x2 |x|≤ 3 12-|x| 3 < |x|≤ 12 . endmatrix If S is the set of points in the interval (- 12 , 12) at which f is not differentiable, then S is

Q. Let If is the set of points in the interval at which is not differentiable, then is

NTA AbhyasNTA Abhyas 2020Continuity and Differentiability Report Error

Solution:

Here,

Hence, is not differentiable at

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