अवकलन ज्ञात कीजिए: $\frac{d}{dx} \left( \frac{1}{x^4 \sec x} \right) = $

  • A
    $\frac{x \sin x + 4 \cos x}{x^5}$
  • B
    $\frac{-(x \sin x + 4 \cos x)}{x^5}$
  • C
    $\frac{4 \cos x - x \sin x}{x^5}$
  • D
    इनमें से कोई नहीं

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Similar Questions

यदि $f(x) = \begin{cases} \frac{x^2-16}{x-4} & \text{यदि } x > 4 \\ 2x & \text{यदि } x \leq 4 \end{cases}$ है,तो $f^{\prime}(4^{-}) + f^{\prime}(4^{+}) = $

यदि $y = (1 + x^2)\tan^{-1}x - x$ है,तो $\frac{dy}{dx} = $

यदि $y = \cos(\sin x^2)$ है,तो $x = \sqrt{\frac{\pi}{2}}$ पर $\frac{dy}{dx}$ का मान ज्ञात कीजिए।

$\frac{d}{dx} \left( \lim_{y \to 2} \frac{1}{y-2} \left( \frac{1}{x} - \frac{1}{x+y-2} \right) \right) = $

$x$ के सापेक्ष फलन का अवकलन कीजिए: $\cos (\sqrt{x})$

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