What is the value of sin-1 (sin 2π/3)?
-π/3
2π/3
-2π/3
π/3
If θ = sin-1 [sin (-600o)], then one of the possible values of θ is
π/2
π/4
-3π/4
If 2 tan-1 (cos x) = tan-1 (2 cosec x), then value of x is
3π/4
None of these
Cost-1(1/2) + 2 sin-1(1/2) is equal
π/6
If sin-1x = π/5, for some x [-1, 1], then the value of cos-1x is
3π/10
5π/10
7π/10
9π/10
The principal of value of sin-1(sin 3π/4) is
5π/4
-π/4
The domain of sin-1(x) is
(-π, π)
[-1, 1]
(0, 2π)
(- ∞, ∞)
If tan-1 3 + tan-1 x = tan-1 8, then x =
5
1/5
5/14
14/5
The value of sin(cot-1x) is
x
(1 + x2)-3/2
(1 + x2)-1/2