यदि $y = \log_{2026}(\log_{2025} x)$ है, तो $\frac{dy}{dx} = \dots \dots \dots$

  • A
    $\frac{1}{2025x \log x}$
  • B
    $\frac{1}{x \log x \log 2025}$
  • C
    $\frac{1}{x \log x \log 2026}$
  • D
    $\frac{1}{2026x \log x}$

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$f(x) = x^{x}$ का स्टेशनरी बिंदु (स्थिर बिंदु) कहाँ है?

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