જો $\log_{\pi}x > 0$ હોય,તો $\log_{\pi}\left( \sin^{-1}\frac{2x}{1+x^2} + 2\tan^{-1}x \right)$ ની કિંમત કેટલી થાય?

  • A
    $-1$
  • B
    $0$
  • C
    $1$
  • D
    $\pi$

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જો $\sec ^{-1} \frac{x}{a}-\sec ^{-1} \frac{x}{b}=\sec ^{-1} b-\sec ^{-1} a$ હોય,તો $x$ ની કિંમત શોધો.

જો $\tan ^{-1} x + \tan ^{-1} y + \tan ^{-1} z = \frac{\pi}{2}$,જ્યાં $x, y, z > 0$ અને $xy < 1$ હોય,તો $xy + yz + zx$ ની કિંમત શોધો:

જો $\cot(\cos^{-1} x) = \sec(\tan^{-1} \frac{a}{\sqrt{b^2 - a^2}})$ હોય, તો $x$ ની કિંમત શોધો

સાબિત કરો કે $\tan ^{-1} \frac{63}{16}=\sin ^{-1} \frac{5}{13}+\cos ^{-1} \frac{3}{5}$

$\sin \left\{ {{\sin }^{ - 1}}\frac{1}{2} + {{\cos }^{ - 1}}\frac{1}{2} \right\} = $

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