यदि $y=44 x^{45}+45 x^{-44}$ है, तो $y^{\prime \prime}=$

  • A
    $\frac{1980 y}{x^2}$
  • B
    $\frac{2020 x^2}{y}$
  • C
    $\frac{2024 y}{x^2}$
  • D
    $\frac{1990 x^2}{y}$

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Similar Questions

यदि $y = (x + \sqrt{1 + x^2})^n$ है,तो $(1 + x^2)\frac{d^2y}{dx^2} + x\frac{dy}{dx}$ का मान क्या होगा?

मान लीजिए $f$ एक बहुपद फलन है,इस प्रकार कि सभी $x \in \mathbb{R}$ के लिए $f(3x) = f'(x) \cdot f''(x)$ है। तो:

$y = a \cos x + (b + 2x) \sin x \Rightarrow y^{\prime \prime} + y = $

$\frac{d^2x}{dy^2} = $

यदि $\sqrt{1-x^2}+\sqrt{1-y^2}=a(x-y)$ है, तो $\left[\left(1-x^2\right)^2 \frac{d^2 y}{d x^2}+y\left(1-x^2\right)\right] \frac{d y}{d x}=$

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