MCQ
यदि $y=\log \{\log (\log x)\}$, तब $\frac{d y}{d x}=$
  • A
    $\frac{1}{\log (\log y)}$
  • $\frac{1}{x \log x \log (\log x)}$
  • C
    $\frac{1}{x \log (\log x)}$
  • D
    कोई नहीं (None)

Answer

Correct option: B.
$\frac{1}{x \log x \log (\log x)}$
(B)

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