JEE Advanced Mathematics question
The value of is
Answer: (A)
Solution
Write so the angles form doubling chains and :
Value=-( 12° 24° 48° 96°)( 36° 72°).
Using $ A 2A·s ={
See the full step-by-step solution
Create a free account to read the complete working (5 steps), and practise questions like this in a timed test.
Create a free account