જો $f(x, y) = \frac{\cos(x - 4y)}{\cos(x + 4y)}$ હોય, તો $\left. \frac{\partial f}{\partial x} \right|_{y = \frac{x}{4}}$ ની કિંમત શોધો:

  • A
    -$1$
  • B
    $0$
  • C
    $1$
  • D
    $2$

Explore More

Similar Questions

જો $u=e^{x^2-y^2}$ હોય,તો

$z=\tan (y+a x)+\sqrt{y-a x} \Rightarrow z_{x x}-a^2 z_{y y}$ ની કિંમત શોધો.

જો $u(x, y)=y \log x+x \log y$ હોય,તો $u_x u_y-u_x \log x-u_y \log y+\log x \log y$ ની કિંમત શું થાય?

જો $u = x^2 + y^2$ અને $x = s + 3t, y = 2s - t$ હોય,તો $\frac{d^2u}{ds^2} = $

Difficult
View Solution

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