Question
$f(x) = |x{|^3}$ का $x = 0$ पर अवकलज है
$x = 0$ पर, $f'(x) = 0.\frac{d}{{dx}}|x|$ ==> $f'(x) = 0$.
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$(A)$ $\left(\frac{1}{3}, \frac{1}{\sqrt{3}}\right)$
$(B)$ $\left(\frac{1}{4}, \frac{1}{2}\right)$
$(C)$ $\left(\frac{1}{3},-\frac{1}{\sqrt{3}}\right)$
$(D)$ $\left(\frac{1}{4},-\frac{1}{2}\right)$