Advertisements
Advertisements
प्रश्न
Express each of the following in terms of trigonometric ratios of angles between 0° and 45°: sin53° + sec66° - sin50°
Advertisements
उत्तर
sin53° + sec66° - sin50°
= sin(90° - 37°) + sec(90° - 24°) - sin(90° - 40°)
= cos37° + cosec24° - cos40°.
APPEARS IN
संबंधित प्रश्न
Solve the following equation for A, if sec 2A = 2
If θ = 30°, verify that: sin 3θ = 4sinθ . sin(60° - θ) sin(60° + θ)
In a rectangle ABCD, AB = 20cm, ∠BAC = 60°, calculate side BC and diagonals AC and BD.
Find the value of 'x' in each of the following:
In the given figure, ∠B = 60°, ∠C = 30°, AB = 8 cm and BC = 24 cm. Find:
a. BE
b. AC
Evaluate the following: cot27° - tan63°
Evaluate the following: cosec 54° - sec 36°
Evaluate the following: sin28° sec62° + tan49° tan41°
Evaluate the following: `(2sin28°)/(cos62°) + (3cot49°)/(tan41°)`
Express each of the following in terms of trigonometric ratios of angles between 0° and 45°: tan77° - cot63° + sin57°
