$k$ ના તમામ મૂલ્યોનો ગણ જેના માટે $(\tan^{-1} x)^3 + (\cot^{-1} x)^3 = k \pi^3$,$x \in \mathbb{R}$,એ અંતરાલ છે

  • A
    $[\frac{1}{32}, \frac{7}{8})$
  • B
    $(\frac{1}{24}, \frac{13}{16})$
  • C
    $[\frac{1}{48}, \frac{13}{16}]$
  • D
    $[\frac{1}{32}, \frac{9}{8})$

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Similar Questions

જો $\tan ^{-1} x+\tan ^{-1} y+\tan ^{-1} z=\frac{\pi}{2}$ હોય, તો $1-x y-y z-z x$ ની કિંમત શોધો.

જો $\sin ^{-1}\left(\frac{2 a}{1+a^2}\right)+\cos ^{-1}\left(\frac{1-a^2}{1+a^2}\right)=\tan ^{-1}\left(\frac{2 x}{1-x^2}\right)$ જ્યાં $a, x \in(0,1)$,તો $x$ ની કિંમત શોધો.

$\tan \left(\cos ^{-1}\left(\frac{4}{5}\right)+\tan ^{-1}\left(\frac{2}{3}\right)\right)$ ની કિંમત શોધો.

સમીકરણ $\sin \left[ \cot^{-1} (1 + x) \right] = \cos \left[ \tan^{-1} x \right]$ નું સમાધાન કરતું $x$ નું મૂલ્ય શોધો.

વિકલન શોધો: $\frac{d}{dx} \cos^{-1} \left( \frac{x - x^{-1}}{x + x^{-1}} \right)$

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