Question
The division of population into two or more layers, each
of which is relatively homogeneous and between which there are differences in opportunities, restrictions, rewards and obligations is referred as:ÂSolution
The division of population into two or more layers, each of which is relatively homogeneous and between which there are differences in opportunities, restrictions, rewards and obligations is Social stratification.
- Find the value of sin²18° + sin²72° + cos²63° + cos²27°.
Simplify the following trigonometric expression:
10 cos19∘ sec19∘ − 4cot28∘ tan28...
The minimum value of 3 sin2 θ + 4 cos2 θ is
...If {(tanx)/(secx)} × cosx = (1/2), then determine the value of ‘sin2x’.
If √3 tan x = 3, then the value of x:

If 2cosθ + 8sin2θ = 11, where 0o < θ < 90o, then find the value of cot θ.Â
- If sin(A + B) = 1/2 and cos(A + 2B) = 1/√2, where 0° < A, B < 90°, then find the value of tan(2A).
The minimum value of 45 sin2 θ + 28 cos2 θ is
- If sin (4A − 5B) = (√2/2) and cos (A + B) = (√2/2), where 0° < A, B < 90°, then find the value of ‘A’.