National Education Society for Tribal Students, Ministry of Tribal Affairs (MoTA) and Microsoft Corporation organize an online workshop for Digital Transformation of EMRSs
The angle of depression of two ships from the top of a light house are 45º and 30º. if the ships are 120m on the opposite sides of li...
Simplify: sin (A + B) sin (A - B)
cot 4˚ x cot 47˚ x cot 42.3˚ x cot 43˚ x cot 47.7˚ x cot 86˚= ?
If 2y . cos θ - x . sin θ = 0 and 2x . sec θ - y . cosec θ = 3, what is the value of x² + 4y²?
From a point 50 meters away from the base of a tower, the angle of elevation of the top of the tower is 30°. Find the height of the tower.
If x = r sin A cos B, y = r sin A sin B and z = r cos A, then find x² + y² + z².
What is the value of [tan2 (90 – θ) – sin2 (90 – θ)] cosec2 (90 – θ) cot2 (90 – θ)?
...If 2sin y + cos y = √3 sin y, then find the value of tan y
