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

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

यदि $u = x{y^2}{\tan ^{ - 1}}\left( {\frac{y}{x}} \right)$ है,तो $x{u_x} + y{u_y} = $

यदि $u = \tan^{-1}\left(\frac{x^3 + y^3}{x - y}\right)$ है,तो $x\frac{\partial u}{\partial x} + y\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} = $

यदि $z = \frac{y}{x} \left[ \sin \frac{x}{y} + \cos \left( 1 + \frac{y}{x} \right) \right]$ है, तो $x \frac{\partial z}{\partial x}$ किसके बराबर है?

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