MCQ
$2 \tan ^{-1} \frac{1}{3}=$
  • A
    $\tan ^{-1} \frac{3}{2}$
  • $\tan ^{-1} \frac{3}{4}$
  • C
    $\tan ^{-1} \frac{4}{3}$
  • D
    इनमें से कोई नहीं

Answer

Correct option: B.
$\tan ^{-1} \frac{3}{4}$
B

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