The value of cos^-1 (cos 5π/3) + sin^-1 (sin 5π/3) is 

The domain of sin^-1(x) is 

The value of sin(cot^-1x) is 

Tha value of cot^-121 + cot^-113 + cot^-1(-8) is 

If A = tan^-1x, then the value of sin 2A is 

3 tan^-1 a is equal to 

If sec^-1 (1/x) + 2 sin^-1(1) = π, then x equals 

If θ = sin^-1 [sin (-600^o)], then one of the possible values of θ is 

A solution of the eqution tan^-1 (1 + x) + tan^-1 (1 - x) = π/2 is 

Cost^-1(1/2) + 2 sin^-1(1/2) is equal