જો $\frac{d}{d x}\left(\frac{x \cdot 2^x-x}{1-\cos x}\right)=\left(\frac{x \cdot 2^x-x}{1-\cos x}\right)(f(x)+\log 2)$ હોય, તો $f(x)=$

  • A
    $\frac{1}{x}+\frac{\log 2}{2^x}+\tan \frac{x}{2}$
  • B
    $\frac{1}{x}+\frac{\log 2}{2^x-1}-\frac{\sin x}{1-\cos x}$
  • C
    $x+2^x-1+\sin x(1-\cos x)$
  • D
    $\frac{1}{x}+\frac{\log 2}{2^x-1}+\cot x$

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Similar Questions

જો $y = [(x+1)(2x+1)(3x+1) \ldots (nx+1)]^2$ હોય,તો $x=0$ આગળ $\frac{dy}{dx}$ ની કિંમત શોધો.

જો $y = (1 + x)^x$ હોય,તો $\frac{dy}{dx} = $

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

જો $y = [(x+1)(2x+1)(3x+1) \dots (nx+1)]^4$, જ્યાં $n \in N$ અને $x = 0$ આગળ $\frac{dy}{dx}$ નું મૂલ્ય $2k$ હોય, તો $k$ નું મૂલ્ય છે

$x$ ની સાપેક્ષમાં વિધેયનું વિકલન કરો:
$(\log x)^{\log x}, x > 1$

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