यदि $y = x + \frac{1}{x}$ है,तो निम्नलिखित में से कौन सा सत्य है?

  • A
    $x^2 y' + x y = 0$
  • B
    $x^2 y' + x y + 2 = 0$
  • C
    $x^2 y' - x y + 2 = 0$
  • D
    $x^2 y' + x y - 2 = 0$

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Similar Questions

फलन $f'(x)$ का स्थानीय न्यूनतम मान ज्ञात कीजिए,जहाँ $f(x) = 3 + |x|$ और $x \in \mathbb{R}$ है।

$\frac{d}{dx}(e^{x\sin x}) = $

मान लीजिए $f(x) = x - \frac{1}{x}$,तो $f^{\prime}(-1)$ है

$\frac{d}{d x}\left(\sqrt{\frac{1-\tan x}{1+\tan x}}\right) = $

यदि $y = 1 + x + \frac{x^2}{2!} + \frac{x^3}{3!} + \dots \infty$ है,तो $\frac{dy}{dx} = $

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