$\tan ^{-1} 2 x+\tan ^{-1} 3 x=\frac{\pi}{4}$ ઉકેલો.

  • A
    $x=\frac{2}{3}$
  • B
    $x=\frac{5}{6}$
  • C
    $x=-1$
  • D
    $x=\frac{1}{6}$

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Similar Questions

સમીકરણ $\cos ^{-1} |x| + \cos ^{-1} |2x| = \pi$ માટે,વાસ્તવિક ઉકેલ(ઓ)ની સંખ્યા કેટલી છે?

જો $\sin \left(\cot ^{-1}(x+1)\right)=\cos \left(\tan ^{-1} x\right)$ હોય,તો ધન વર્ગમૂળને ધ્યાનમાં લેતા,$x$ ની કિંમત $\qquad$ છે.

${\sin ^{ - 1}}\left[ {\sin \left( {\frac{{2\pi }}{3}} \right)} \right]$ ની મુખ્ય કિંમત શોધો.

જો ${\cos ^{ - 1}}\left( {\frac{1}{x}} \right) = \theta $ હોય,તો $\tan \theta =$

$\tan ^{-1}\left(\tan \frac{31 \pi}{6}\right)=$ . . . . . . .

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