Question
 What is the Headquarters of the Organization
for Prohibition of Chemical Weapons?Solution
The OPCW, with its 193 member states, has its seat in The Hague, Netherlands, and oversees the global endeavour for the permanent and verifiable elimination of chemical weapons.
- sin1440° - cot630° - sin120°cos150° is equal to:
sin10Ëš x sin20Ëš x sin40Ëš =?Â
2 × Tan 30° / (1 + Tan2 30°) equals:Â
From a point on the ground, the angle of elevation of the top of a building is 45°. After walking 10 meters towards the building, the angle of elevatio...
 If sin θ = 3/5 and cos θ = 4/5, find the value of (2tan² θ + 3cot² θ).
- If 5tanθ = 12, then find the value of (sinθ – cosθ).
Suppose 140sin²X + 124cos²X = 136 and 184sin²Y + 200cos²Y = 196, then determine the value of 18cosec²Xsec²Y.
- Determine the value of following trigonometric expression:
If X = 15°, find the value of:
sin²(3X) + cos²(4X) - tan²(2X)