$\cot \left( \sum\limits_{r = 1}^\infty \tan^{-1} \left( \frac{4}{4r^2 + 3} \right) \right)$ નું મૂલ્ય કેટલું થાય?

  • A
    $1$
  • B
    $\frac{1}{2}$
  • C
    $2$
  • D
    $\frac{1}{4}$

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Similar Questions

જો $\frac{a}{b} \tan x > -1$ હોય,તો $\tan ^{-1}\left[\frac{a \cos x-b \sin x}{b \cos x+a \sin x}\right]$ નું સાદું રૂપ આપો.

જો ત્રિકોણ $ABC$ માં,$A = \tan^{-1} 2$ અને $B = \tan^{-1} 3$ હોય,તો ખૂણો $C$ કેટલો થાય?

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

$\sec ^2(\tan ^{-1} 2)+\operatorname{cosec}^2(\cot ^{-1} 3) = $

જો $\sin^{-1} \frac{1}{3} + \sin^{-1} \frac{2}{3} = \sin^{-1} x$ હોય,તો $x$ ની કિંમત શોધો.

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