$\frac{d}{dx} \log \tan \left( \frac{\pi}{4} + \frac{x}{2} \right) = $

  • A
    $\csc x$
  • B
    $-\csc x$
  • C
    $\sec x$
  • D
    $-\sec x$

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જો $y = e^{m \sin^{-1} x}$ અને $(1 - x^2) (\frac{dy}{dx})^2 = A y^2$ હોય,તો $A = . . . . . .$

$\frac{d}{d x}\left(\log \left(\frac{1}{x}\right)+\log \left(\frac{1}{x^2}\right)+\log\left(\frac{1}{x^3}\right)\right) = \text{ . . . . . . }$,$x > 1$

જો $f(x) = \log_{x}(\log x)$ હોય,તો $x = e$ આગળ $f'(x)$ શું થાય?

નીચેના વિધાનો ધ્યાનમાં લો:
વિધાન $1$: જો $y = \log_{10} x + \log_{e} x$ હોય,તો $\frac{dy}{dx} = \frac{\log_{10} e}{x} + \frac{1}{x}$.
વિધાન $2$: $\frac{d}{dx}(\log_{10} x) = \frac{\log x}{\log 10}$ અને $\frac{d}{dx}(\log_{e} x) = \frac{\log x}{\log e}$.

જ્યારે $f(x) = \log x$ હોય,ત્યારે $f[\log (x)]$ નું $x$ ની સાપેક્ષ વિકલન શું થાય?

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