JEE MATHEMATICS MCQ: PROPERTIES OF TRIANGLES

1 Easy

1 of 1

Analyzing +4 | -1

In a

\Delta ABC,\;\sum \left( {b + c} \right)\tan \frac{A}{2}\tan \left( {\frac{{B - C}}{2}} \right)

is equal to

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Correct option: D

Option D (0) is correct because the expression simplifies to 0 using trigonometric identities and the sine rule.

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