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JEE MATHEMATICS MCQ: PROPERTIES OF TRIANGLES

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Application +4 | -1
If in a triangle ABC,  b+c=3aABC,\,\,b + c = 3a, then tan⁡ (B2)tan⁡(C2)\tan \,\left( {\frac{B}{2}} \right)\tan \left( {\frac{C}{2}} \right) is equal to
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Correct option: D
None of these
Option D (None of these) is correct because the correct value of tan⁡(B2)tan⁡(C2)\tan \left( {\frac{B}{2}} \right)\tan \left( {\frac{C}{2}} \right) is 12\frac{1}{2}, which is not among the given options.

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