MCQ
If $f(x)$ be such that $f(x) = max (|2-x|, 2-x^3), x \in R$
- A$f(x)$ is discontinuous at one point
- B$f(x)$ is differentiable $\forall x \in R$
- C$f(x)$ is non differentiable at one point only
- ✓$f(x)$ is non differentiable at $4$ points only
✓
Answer
Correct option: D.
$f(x)$ is non differentiable at $4$ points only
d
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