જો $f: R \rightarrow R$ એ $a \in R$ પર વિકલનીય વિધેય હોય કે જેથી $f^{\prime}(a)=a f(a)$ થાય, તો $\lim _{x \rightarrow a} \frac{x f(a)-a f(x)}{x-a}=$

  • A
    $\left(1-a^2\right) f(a)$
  • B
    $\frac{f(a)}{a}$
  • C
    $a f(a)$
  • D
    $\frac{f(a)}{1-a^2}$

Explore More

Similar Questions

જો $y = f\left( \frac{5x + 1}{10x^2 - 3} \right)$ અને $f'(x) = \cos x$ હોય,તો $\frac{dy}{dx} = $

વિકલન શોધો: $\frac{d}{dx} \tan^{-1} \left( \frac{ax - b}{bx + a} \right) = $

$\left\{\frac{d}{d x}\left(\sec x^{\circ}\right)\right\}_{x=30} = $ . . . . . . .

જો $f(x) = \cos^{-1} x$,$g(x) = e^x$ અને $h(x) = g(f(x))$ હોય,તો $\frac{h'(x)}{h(x)} = $

જો $f(1)=1$ અને $f^{\prime}(1)=3$ હોય,તો $x=1$ આગળ $f(f(f(x)))+(f(x))^2$ નું વિકલિત શું થાય?

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