Advertisements
Advertisements
प्रश्न
Solve for x : sin2 x + sin2 30° = 1
योग
Advertisements
उत्तर
sin2x + sin230° = 1
sin2x = 1 –sin2 30°
sin2x = 1 – `(1)/(4)`
sin2x = `(sqrt3)/(2)`
x = 60°
shaalaa.com
Trigonometric Equation Problem and Solution
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
If 4 sin2 θ – 1 = 0 and angle θ is less than 90°, find the value of θ and hence the value of cos2 θ + tan2 θ.
If sin 3A = 1 and 0 < A < 90°, find sin A
In ΔABC, ∠B = 90° , AB = y units, BC = `(sqrt3)` units, AC = 2 units and angle A = x°, find:
- sin x°
- x°
- tan x°
- use cos x° to find the value of y.
Solve for x : cos (2x - 30°) = 0
Solve for 'θ': cot2(θ - 5)° = 3
Find the value of 'x' in each of the following:
Find the value of 'x' in each of the following:
Find the value 'x', if:
Evaluate the following: `(tan12°)/(cot78°)`
Evaluate the following: `(sec32° cot26°)/(tan64° "cosec"58°)`
