જો $z = \sin^{-1}\left( \frac{x+y}{\sqrt{x} + \sqrt{y}} \right)$ હોય,તો $x\frac{\partial z}{\partial x} + y\frac{\partial z}{\partial y}$ ની કિંમત શોધો.

  • A
    $\frac{1}{2}\sin z$
  • B
    $\frac{1}{2}\tan z$
  • C
    $0$
  • D
    આમાંથી કોઈ નહીં

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Similar Questions

જો $u = x y^2 \tan^{-1}\left(\frac{y}{x}\right)$ હોય,તો $x \frac{\partial u}{\partial x} + y \frac{\partial u}{\partial y}$ ની કિંમત શોધો.

$\begin{aligned} & f(x, y)=2(x-y)^2-x^4-y^4 \\ & \left|\left(f_{x x} f_{y y}-f_{x y}^2\right)\right|_{(0,0)} \end{aligned}$

જો $z = \frac{(x^4 + y^4)^{1/3}}{(x^3 + y^3)^{1/4}}$ હોય,તો $x\frac{\partial z}{\partial x} + y\frac{\partial z}{\partial y} = $

જો $u=\sin ^{-1}\left(\frac{x^4+y^4}{x+y}\right)$ હોય,તો $x \frac{\partial u}{\partial x}+y \frac{\partial u}{\partial y}$ ની કિંમત શોધો.

જો $u = \tan^{-1}\left(\frac{x^3 + y^3}{x - y}\right)$ હોય,તો $x\frac{\partial u}{\partial x} + y\frac{\partial u}{\partial y} = $

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