In a triangle ABC, with usual notations, 3b = a + c, then A 2 C 2 =

MHT CET 2025 Mathematics question

Not in JEE syllabus

In a triangle ABC, with usual notations, 3b = a + c, then

Answer: (B)

Use the half-angle tangent formulas and . Their product is . Given , , so and

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-101228