જો $y = a \cos (\ln x) + b \sin (\ln x)$ હોય,તો $x^2 \frac{d^2y}{dx^2} + x \frac{dy}{dx}$ ની કિંમત શોધો.

  • A
    $0$
  • B
    $y$
  • C
    $-y$
  • D
    આમાંથી કોઈ નહીં

Explore More

Similar Questions

જો $x^x y^y=e^e$ હોય,તો $\left(\frac{d^2 y}{d x^2}\right)_{(e, e)}=$

જો $y=2 \cos (2 \log x)+3 \sin (2 \log x)$ હોય, તો $x^2 y^{\prime \prime}+x y^{\prime}+2 y=$

જો $f(x) = \sin x + \cos x$ હોય, તો $f\left(\frac{\pi}{4}\right) f^{(iv)}\left(\frac{\pi}{4}\right)$ ની કિંમત શોધો.

જો $\cos ^{-1}\left(\frac{y}{b}\right)=2 \log \left(\frac{x}{2}\right)$,જ્યાં $x>0$,તો $x^2 \frac{d^2 y}{d x^2}+x \frac{d y}{d x}$ ની કિંમત શું થાય?

જો $x=\sin \theta$ અને $y=\sin(k \theta)$ હોય, તો $(1-x^2) y_2-x y_1-\alpha y=0$ માટે $\alpha=$

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