In , prove that A 2 + B 2 + C 2…

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

Problem

In △ABC\triangle ABC, prove that csc⁡A2+csc⁡B2+csc⁡C2≥6.\csc\frac{A}{2}+\csc\frac{B}{2}+\csc\frac{C}{2}\geq6.

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