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JEE Advanced Mathematics question

MathematicsSolution of TrianglesJEE Advanced

Not in JEE syllabus

In the , and . Then

Answer: (A),(D)

Solution

As , , so . Let . Napier's analogy gives

= = Missing argument for \frac\frac13Missing argument for \frac\frac A2.

From : or .

**Case 1: ** (i.e. $

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Question ID VK-110398