જો $\tan ^{-1}\left[\frac{\sqrt{1+x^2}-\sqrt{1-x^2}}{\sqrt{1+x^2}+\sqrt{1-x^2}}\right]=\alpha$ હોય,તો $\sin 2 \alpha$ ની કિંમત શોધો.

  • A
    $x^3$
  • B
    $\sqrt{x}$
  • C
    $x$
  • D
    $x^2$

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Similar Questions

જો $0 < x < 1$ હોય,તો $\sqrt{1+x^2} [\{x \cos (\cot ^{-1} x)+\sin (\cot ^{-1} x)\}^2-1]^{\frac{1}{2}}$ ની કિંમત શોધો.

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.

$\tan ^{-1} \frac{1}{3}+\tan ^{-1} \frac{1}{5}+\tan ^{-1} \frac{1}{7}+\tan ^{-1} \frac{1}{8}$ ની કિંમત $ . . . . . . $ છે.

જો $3 \sin^{-1}(\frac{2x}{1+x^2}) - 4 \cos^{-1}(\frac{1-x^2}{1+x^2}) + 2 \tan^{-1}(\frac{2x}{1-x^2}) = \frac{\pi}{3}$ હોય, તો $x$ ની કિંમત શોધો.

મુખ્ય કિંમતોના સંદર્ભમાં,જો $\sin ^{-1} x + \sin ^{-1} y + \sin ^{-1} z = \frac{3 \pi}{2}$ હોય,તો $x^{100} + y^{100} + z^{100} =$

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