यदि $a>0$ और $f(x)=\left(\frac{a+x}{1+x}\right)^{a+1+2x}$ है,तो $f^{\prime}(0)=$

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

Explore More

Similar Questions

$x$ के सापेक्ष फलन का अवकलन कीजिए: $x^{\sin x}+(\sin x)^{\cos x}$

Difficult
View Solution

यदि $y = [(x+1)(2x+1)(3x+1) \ldots (nx+1)]^{\frac{3}{2}}$ है,तो $x=0$ पर $\frac{dy}{dx}$ का मान ज्ञात कीजिए।

कथन $(A)$: $\frac{d}{d x}\left(\frac{x^2 \sin x}{\log x}\right)=\frac{x^2 \sin x}{\log x} \left(\cot x+\frac{2}{x}-\frac{1}{x \log x}\right)$
कारण $(R)$: $\frac{d}{d x}\left(\frac{u v}{w}\right)=\frac{u v}{w}\left[\frac{u^{\prime}}{u}+\frac{v^{\prime}}{v}-\frac{w^{\prime}}{w}\right]$

यदि $y=\sqrt{\frac{1-\sin ^{-1}(x)}{1+\sin ^{-1}(x)}}$ है,तो $x=0$ और $y=1$ पर $\frac{dy}{dx}$ का मान ज्ञात कीजिए।

यदि $y = [(x+1)(2x+1)(3x+1) \ldots (nx+1)]^2$ है,तो $x=0$ पर $\frac{dy}{dx}$ का 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