Question

sin⁻¹(sin 5π/6)+ cos⁻¹(cos 5π/3)+ tan⁻¹(tan 7π/3), Find value of it.

Answer 1

sin⁻¹(sin 5π/6)+ cos⁻¹(cos 5π/3)+ tan⁻¹(tan 7π/3) = 5π/6 + 5π/3 + 7π/3 =29π/6