यदि $u=\sin ^{-1}\left(\frac{x^4+y^4}{x+y}\right)$ है,तो $x \frac{\partial u}{\partial x}+y \frac{\partial u}{\partial y}$ का मान ज्ञात कीजिए।

  • A
    $3 u$
  • B
    $4 u$
  • C
    $3 \sin u$
  • D
    $3 \tan u$

Explore More

Similar Questions

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

यदि $z = \sec^{-1}\left(\frac{x^4+y^4-8x^2y^2}{x^2+y^2}\right)$ है,तो $x \frac{\partial z}{\partial x} + y \frac{\partial z}{\partial y}$ का मान ज्ञात कीजिए।

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

यदि $u = \tan^{-1}(\frac{y}{x})$ है,तो यूलर प्रमेय के अनुसार $x \frac{\partial u}{\partial x} + y \frac{\partial u}{\partial y}$ का मान क्या होगा?

यदि $f(x, y) = \frac{\cos(x - 4y)}{\cos(x + 4y)}$ है,तो $\left. \frac{\partial f}{\partial x} \right|_{y = \frac{x}{4}}$ का मान ज्ञात कीजिए:

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo