MCQ
यदि $\tan ^{-1} x=\frac{\pi}{4}-\tan ^{-1} \frac{1}{3}$, तब $x=$ ?
  • $\frac{1}{2}$
  • B
    $\frac{1}{4}$
  • C
    $\frac{1}{6}$
  • D
    इनमें से कोई नहीं

Answer

Correct option: A.
$\frac{1}{2}$
A

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