यदि ${z^2} = \frac{{x^{1/2} + y^{1/2}}}{{x^{1/3} + y^{1/3}}}$ है,तो $x\frac{{\partial z}}{{\partial x}} + y\frac{{\partial z}}{{\partial y}} = $

  • A
    $\frac{z}{6}$
  • B
    $\frac{z}{3}$
  • C
    $\frac{z}{2}$
  • D
    $\frac{z}{12}$

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Similar Questions

वास्तविक संख्याओं $x$ और $y$ के लिए $2x^{2} + y^{2} + 2xy + 2x - 3y + 8$ का न्यूनतम मान क्या है?

यदि $u = \tan^{-1}(x + y)$ है,तो $x\frac{\partial u}{\partial x} + y\frac{\partial u}{\partial y} = $

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

यदि $u = \frac{x + y}{x - y}$ है,तो $\frac{\partial u}{\partial x} + \frac{\partial u}{\partial y} = $

यदि $u^2 = (x - a)^2 + (y - b)^2 + (z - c)^2$ है,तो $\sum \frac{\partial^2 u}{\partial x^2} = $

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