જો $\sin ^{-1}\left(x-\frac{x^2}{2}+\frac{x^3}{4}-\ldots \infty\right) + \cos ^{-1}\left(x^2-\frac{x^4}{2}+\frac{x^6}{4}-\ldots \infty\right)=\frac{\pi}{2}$ અને $0 < x < \sqrt{2}$ હોય,તો $x$ ની કિંમત શોધો.

  • A
    $1/2$
  • B
    $1$
  • C
    $-1/2$
  • D
    $-1$

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Similar Questions

જો $\cos ^{-1}\left(\frac{5}{13}\right)+\cos ^{-1}\left(\frac{3}{5}\right)=\cos ^{-1} x$ હોય, તો $x$ ની કિંમત શોધો.

$\tan ^{-1}\left(\frac{x}{y}\right)-\tan ^{-1} \left(\frac{x-y}{x+y}\right)$ ની કિંમત શોધો.

$\sin ^{-1} \frac{4}{5} + 2 \tan ^{-1} \frac{1}{3}$ ની કિંમત શોધો.

જો $\tan^{-1} x + \tan^{-1} y = \frac{\pi}{4}$ હોય,તો:

$2 \tan ^{-1} \frac{1}{2} + \tan ^{-1} \frac{3}{8}$ નું મૂલ્ય શું છે?

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