MCQ
$\cot ^{-1}\left(\tan \frac{\pi}{7}\right)=$
  • A
    $\frac{\pi}{7}$
  • $\frac{5 \pi}{14}$
  • C
    $\frac{9 \pi}{14}$
  • D
    $\frac{3 \pi}{14}$

Answer

Correct option: B.
$\frac{5 \pi}{14}$
B

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free