Advertisements
Advertisements
प्रश्न
Solve the following equation for A, if sec 2A = 2
Advertisements
उत्तर
According to the question,
We have,
sec 2A = 2
sec 2A = sec 60°
2A = 60°
A = 30°
APPEARS IN
संबंधित प्रश्न
Solve the following equations for A, if `sqrt3` tan A = 1
Find the magnitude of angle A, if 2 cos2 A - 3 cos A + 1 = 0
If A = 30°, verify that cos2θ = `(1 - tan^2 θ)/(1 + tan^2 θ)` = cos4θ - sin4θ = 2cos2θ - 1 - 2sin2θ
Evaluate the following: `((1 - cosθ)(1 + cosθ))/((1 - sinθ)(1 + sinθ)` if θ = 30°
Find the value of 'x' in each of the following:
Find the value 'x', if:
Find x and y, in each of the following figure:
If tan x° = `(5)/(12) . tan y° = (3)/(4)` and AB = 48m; find the length CD.
In the given figure; ∠B = 90°, ∠ADB = 30°, ∠ACB = 45° and AB = 24 m. Find the length of CD.
Evaluate the following: sin(35° + θ) - cos(55° - θ) - tan(42° + θ) + cot(48° - θ)
