NCERT Exercise 8.2 - Q1(v) - Introduction to Trigonometry

Question: Evaluate the following : (v) (5 cos^2 60° + 4 sec^2 30° — tan^2 45°)/(sin^2 30° + cos^2 30°)

Answer: The value is 67/12.

Full step-by-step NCERT solution with diagrams on Something by Zero.