If in a , , then find the value of…

MATHEMATICS · Subjective · CBSE · Mathematics · Trigonometric Functions · Trigonometric Functions

Problem

If in a △ABC\triangle ABC , cot⁡A2+cot⁡B2+cot⁡C2=λcot⁡A2cot⁡B2cot⁡C2\cot \frac{A}{2} + \cot \frac{B}{2} + \cot \frac{C}{2} = \lambda \cot \frac{A}{2} \cot \frac{B}{2} \cot \frac{C}{2} , then find the value of λ\lambda .

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