Q41 / 60 · NEST (NISER) 2019 (Session 2) · Mathematics

Let $g: \mathbb{R} \longrightarrow \mathbb{R}$ be the function given by
$g(x)= \begin{cases}|x|^x & \text { if } x \neq 0 \\ 1 & \text { if } x=0\end{cases}$

Then

  • A
    $g$ is differentiable at $x=0$
  • B
    $g$ is a strictly increasing function on $\mathbb{R}$
  • Correct answer
    C
    $g$ is continuous at $x=0$
  • D
    $g(x)=0$ for some $x \in \mathbb{R}$

Hence, the correct answer is option: 'C'.

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