$\tan ^{-1} 2 + \tan ^{-1} 3$ का मान क्या है?

  • A
    $\left(\frac{3 \pi}{4}\right)^c$
  • B
    $\left(\frac{\pi}{2}\right)^c$
  • C
    $\left(\frac{\pi}{4}\right)^c$
  • D
    $\left(\frac{\pi}{6}\right)^c$

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