यदि $(a+b x) e^{\frac{y}{x}}=x$ है, तो $\frac{d^2 y}{d x^2}=$

  • A
    $\frac{1}{x^3}\left(x y^{\prime}+y\right)^2$
  • B
    $\frac{1}{x^3}\left(x y^{\prime}+y^2\right)$
  • C
    $\frac{1}{x^3}\left(x y^{\prime}-y\right)$
  • D
    $\frac{1}{x^3}\left(x y^{\prime}-y\right)^2$

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यदि $e^y + xy = e$ है,तो $x = 0$ के लिए $\frac{d^2y}{dx^2}$ का मान ज्ञात कीजिए।

Difficult
View Solution

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

$\begin{aligned} & y=\sin \left(\log \left(x^2+2 x+1\right)\right) \\ & \Rightarrow(x+1)^2 \frac{d^2 y}{d x^2}+(x+1) \frac{d y}{d x}= \end{aligned}$

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