MCQ
यदि $A + B + C =\pi$ हो, तो $\tan \left(\frac{ A + B }{2}\right)$ का मान है-
  • A
    $\tan C$
  • B
    $\tan \frac{C}{2}$
  • $\cot \frac{ C }{2}$
  • D
    $-\cot C$

Answer

Correct option: C.
$\cot \frac{ C }{2}$
(C) $\cot \frac{ C }{2}$

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