यदि $z = \tan^{-1}\left(\frac{x}{y}\right)$ है,तो $z_x : z_y = $

  • A
    $y:x$
  • B
    $x:y$
  • C
    $-y:x$
  • D
    $-x:y$

Explore More

Similar Questions

यदि $u=f(r)$, जहाँ $r^2=x^2+y^2$ है, तो $\left(\frac{\partial^2 u}{\partial x^2}+\frac{\partial^2 u}{\partial y^2}\right)$ 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:

यदि $u = u(x, y) = \sin(y + ax) - (y + ax)^2$ है, तो निम्नलिखित में से कौन सा सत्य है?

यदि $f(x, y) = \frac{\cos(x - 4y)}{\cos(x + 4y)}$ है,तो $\left. \frac{\partial f}{\partial x} \right|_{y = \frac{x}{2}}$ का मान क्या होगा?

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

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