tan 1˚ × tan 2˚× …………………….tan 88˚ × tan 89˚ = ?
If tan 2 θ = cot 4θ find (Sin 2θ + Cos 3θ)3 =?
The angle of elevation of the top of a 70 feet tall tower from the initial position of a person on the ground was 30°. She walked towards the tower in ...
A tree of height 'h' metres is broken by storm in such a way that its top touches the ground at a distance of 'x' metres from t...
If A and B are complementary angles, then the value of-
sin A cos B + cos A sin B – tan A tan B + sec 2
If (1+sinθ)/cosθ = x, then find the value of secθ
If 2y . cos θ - x . sin θ = 0 and 2x . sec θ - y . cosec θ = 3, what is the value of x² + 4y²?
If asinx +b cosx = c then find the value of acosx - bsinx =?
