જો $\sin ^{-1}\left(x-\frac{x^{2}}{2}+\frac{x^{3}}{4}-\frac{x^{4}}{8}+\ldots\right)=\frac{\pi}{6},$ જ્યાં $|x| < 2$ હોય, તો $x$ ની કિંમત શોધો.

  • A
    $\frac{2}{3}$
  • B
    $\frac{3}{2}$
  • C
    $-\frac{2}{3}$
  • D
    $-\frac{3}{2}$

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$\tan ^{-1}\left(\frac{1+\sqrt{3}}{3+\sqrt{3}}\right)+\sec ^{-1}\left(\sqrt{\frac{8+4 \sqrt{3}}{6+3 \sqrt{3}}}\right)$ ની કિંમત $.........$ છે.

${\left[ {\sin \left( {{{\tan }^{ - 1}}\frac{3}{4}} \right)} \right]^2} = $

જો $y = \sin^{-1} \left( \frac{2x}{1 + x^2} \right)$,જ્યાં $0 < x < 1$ અને $0 < y < \frac{\pi}{2}$ હોય,તો $\frac{dy}{dx} = $

જો $y = \cos^{-1}(\cos(|x| - f(x)))$,જ્યાં $f(x) = \begin{cases} 1, & \text{જો } x > 0 \\ -1, & \text{જો } x < 0 \\ 0, & \text{જો } x = 0 \end{cases}$,હોય તો $\left. \frac{dy}{dx} \right|_{x = \frac{5\pi}{4}}$ ની કિંમત શોધો.

જો $x + \frac{1}{x} = 2$ હોય,તો $\sin^{-1} x$ નું મુખ્ય મૂલ્ય શું થાય?

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