यदि $f(\theta) = \cos \theta_1 \cdot \cos \theta_2 \cdot \cos \theta_3 \cdots \cos \theta_n$ है,तो $\tan \theta_1 + \tan \theta_2 + \tan \theta_3 + \cdots + \tan \theta_n =$

  • A
    $\frac{-f^{\prime}(\theta)}{f(\theta)}$
  • B
    $\frac{f^{\prime}(\theta)}{f(\theta)}$
  • C
    $\frac{-f^{\prime \prime}(\theta)}{f^{\prime}(\theta)}$
  • D
    $\frac{f^{\prime \prime}(\theta)}{f^{\prime}(\theta)}$

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Similar Questions

यदि $y=(\sin x)^{\tan x}$ है,तो $\frac{dy}{dx}$ का मान ज्ञात कीजिए।

यदि $y = \tan x \tan 2x \tan 3x$ है,तो $\frac{dy}{dx}$ का मान किसके बराबर है?

$\frac{d}{dx}\{(\sin x)^x\} = $

$x$ के सापेक्ष फलन का अवकलन कीजिए:
$(\log x)^{\log x}, x > 1$

Difficult
View Solution

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 $(R)$: $\frac{d}{d x}\left(\frac{u v}{w}\right)=\frac{u v}{w}\left[\frac{u^{\prime}}{u}+\frac{v^{\prime}}{v}-\frac{w^{\prime}}{w}\right]$

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