$\tan ^{-1}(x+1)+\cot ^{-1}\left(\frac{1}{x-1}\right)=\tan ^{-1}\left(\frac{8}{31}\right)$ માટે $x$ ના શક્ય મૂલ્યોનો સરવાળો કેટલો થાય?

  • A
    $-\frac{32}{4}$
  • B
    $-\frac{31}{4}$
  • C
    $-\frac{30}{4}$
  • D
    $-\frac{33}{4}$

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Similar Questions

જો $\tan ^{-1}\left(\frac{x+1}{x-1}\right)+\tan ^{-1}\left(\frac{x-1}{x}\right)=\tan ^{-1}(-7)$ હોય,તો $x$ ની કિંમત શોધો.

જો $y = \tan^{-1}(\sec x^3 - \tan x^3)$ અને $\frac{\pi}{2} < x^3 < \frac{3\pi}{2}$ હોય,તો:

$\cot ^{-1}\left(\frac{\sqrt{1+\tan ^2(2)}-1}{\tan (2)}\right)-\cot ^{-1}\left(\frac{\sqrt{1+\tan ^2\left(\frac{1}{2}\right)}+1}{\tan \left(\frac{1}{2}\right)}\right)$ ની કિંમત શોધો.

$\sinh^{-1}\left(\frac{x}{\sqrt{1-x^2}}\right)$ કોના બરાબર છે?

જો $k \le \sin^{-1}x + \cos^{-1}x + \tan^{-1}x \le K$ હોય,તો

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