Question
Lieutenant General Dhiraj Seth assumed charge as which
numbered Vice Chief of the Army Staff in April 2026?Solution
Lt Gen Dhiraj Seth assumed office as the 49th Vice Chief of the Army Staff (VCOAS). The position is the second-highest rank in the Indian Army and plays a key role in strategic planning.
Find the value of the given expression.
2 × (sin 30° + tan 45°)
Find the value of the given expression.
5 × (cos 60°)
(tan 5x - tan 3x - tan 2x) = ?
Find the value of the given expression.
2 × (sec 60° – sin 30°)

- If sec 2P = sin² 60⁰ + sec 60⁰ - cos² 30⁰, then determine the value of (√3tan P + cot² P)
Find the simplified value of:

If sinθ = 5/13 for an acute angle θ, find:
(a) cosθ, (b) tan(90° − θ).