જો $4\sin^{-1}x + \cos^{-1}x = \pi$ હોય,તો $x$ ની કિંમત શોધો.

  • A
    $0$
  • B
    $\frac{1}{2}$
  • C
    $-\frac{\sqrt{3}}{2}$
  • D
    $\frac{1}{\sqrt{2}}$

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જો $y = \sin^{-1}(2x\sqrt{1-x^2})$ હોય અને $-\frac{1}{\sqrt{2}} < x < \frac{1}{\sqrt{2}}$ હોય,તો $\frac{dy}{dx}$ શોધો.

જો ત્રિકોણ $ABC$ માં,$A = \tan^{-1} 2$ અને $B = \tan^{-1} 3$ હોય,તો ખૂણો $C$ કેટલો થાય?

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