Simplify `cos^(-1)(cos((3pi)/2))`

cos^(-1)cos((2 pi)/(3))

cos^(-1)(cos((2 pi)/(3)))

cos^(-1)(-cos(2 pi)/(3))

The value of cos^(-1)(cos'(3pi)/(2)) is

The value of cos^(-1)(cos((pi)/(2)))+cos^(-1)(sin((2pi)/(3))) is

Simplify: cos^(-1)((sinx+cosx)/(sqrt(2))), pi/4

Find the principal values of the following : (i) sin^(-1)(sin.(5pi)/(3)) (ii) cos^(-1)cos((4pi)/(3)) (iii) cos [(pi)/(3) + cos^(-1) (-(1)/(2))]

Write the principal value of cos^(-1)(cos(2 pi)/(3))+sin^(-1)(sin(2 pi)/(3))

What is the principal value of cos^(-1)cos((2 pi)/(3))+sin^(-1)sin((2 pi)/(3))?

What is the value of cos^(-1)(cos(2pi)/3)+sin^(-1)(sin(2pi)/3) ?