The domain of sin-1(x) is
(-π, π)
[-1, 1]
(0, 2π)
(- ∞, ∞)
If A = tan-1x, then the value of sin 2A is
None of these
sin [2 cos-1 (-3/5)] is equal to
6/25
24/25
4/5
-24/25
Cost-1(1/2) + 2 sin-1(1/2) is equal
π/4
π/6
π/3
2π/3
The value of sin (2 sin-1 0.8) is
0.96
0.48
0.64
The value of cos-1 (cos 5π/3) + sin-1 (sin 5π/3) is
π/2
5π/3
10π/3
0
If tan-12, tan-13 are two angles of a triangle, then the third angle is
3π/4
The principal of value of sin-1(sin 3π/4) is
5π/4
-π/4
The value of sin (cot-1x) is
x
(1 + x2)-3/2
(1 + x2)-1/2
If 2 tan-1 (cos x) = tan-1 (2 cosec x), then value of x is
