જો $\sin ^{-1} x+\sin ^{-1} y=\frac{\pi}{3}$ અને $\cot ^{-1}\left(\frac{1}{x}\right)-\cot ^{-1}\left(\frac{1}{y}\right)=0$ હોય,તો $2 x^2+y^2-x y=$

  • A
    $\frac{1}{4}$
  • B
    $1$
  • C
    $\frac{1}{2}$
  • D
    $0$

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

$(\sin^{-1} x)^3 + (\cos^{-1} x)^3$ ની ન્યૂનતમ અને મહત્તમ કિંમતો શોધો:

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

$2{\sin ^{ - 1}}\frac{3}{5} + {\cos ^{ - 1}}\frac{{24}}{{25}} = $

સમીકરણ $2\cos^{-1}x + \sin^{-1}x = \frac{11\pi}{6}$ ને

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