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

  • A
    $\frac{16}{15}$
  • B
    $\frac{14}{15}$
  • C
    $\frac{12}{15}$
  • D
    $\frac{11}{15}$

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Similar Questions

$\operatorname{cosec}^{-1}(\sqrt{2})+\cos ^{-1}\left(\frac{-1}{2}\right)-\sec ^{-1}\left(\frac{2}{\sqrt{3}}\right)$ નું મૂલ્ય કેટલું થાય?

$\frac{d}{dx} \left[ \tan^{-1} \left( \frac{a - x}{1 + ax} \right) \right] = $

જો $0 < x < \frac{1}{\sqrt{2}}$ અને $\frac{\sin ^{-1} x}{\alpha}=\frac{\cos ^{-1} x}{\beta}$ હોય,તો $\sin \left(\frac{2 \pi \alpha}{\alpha+\beta}\right)$ ની કિંમત $......$ છે.

$\cot ^{-1}(-\sqrt{3})-\tan ^{-1} \sqrt{3}$ ની કિંમત . . . . . . છે.

જો $\cos ^{-1} 2x + \cos ^{-1} 3x = \frac{\pi}{3}$ હોય,તો $x =$

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