$\frac{d}{dx} \left[ \tan^{-1} \left( \frac{a - x}{1 + ax} \right) \right] = $

  • A
    $-\frac{1}{1 + x^2}$
  • B
    $\frac{1}{1 + a^2} - \frac{1}{1 + x^2}$
  • C
    $\frac{1}{1 + \left( \frac{a - x}{1 + ax} \right)^2}$
  • D
    $\frac{-1}{\sqrt{1 - \left( \frac{a - x}{1 + ax} \right)^2}}$

Explore More

Similar Questions

यदि $\tan ^{-1} 2x + \tan ^{-1} 3x = \frac{\pi}{4}$ है,तो $x = $

यदि $0 < x < 1$ है,तो $\sqrt{1+x^2} [\{x \cos (\cot ^{-1} x)+\sin (\cot ^{-1} x)\}^2-1]^{\frac{1}{2}}$ का मान ज्ञात कीजिए।

यदि $\tan ^{-1}\left[\frac{1}{1+1 \cdot 2}\right]+\tan ^{-1}\left[\frac{1}{1+2 \cdot 3}\right]+\cdots+\tan ^{-1}\left[\frac{1}{1+n(n+1)}\right]=\tan ^{-1}[x]$ है,तो $x=$

यदि $\cos ^{-1} x - \cos ^{-1} \frac{y}{3} = \alpha$,जहाँ $-1 \leq x \leq 1$,$-3 \leq y \leq 3$,और $x \leq \frac{y}{3}$ है,तो सभी $x, y$ के लिए $9x^2 - 6xy \cos \alpha + y^2$ का मान क्या होगा?

$\cos ^{-1}\left[\frac{1}{\sqrt{2}}\left(\cos \frac{9 \pi}{10}-\sin \frac{9 \pi}{10}\right)\right]$ का मुख्य मान ज्ञात कीजिए।

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