Find
`cos^(-1) (-(sqrt(3))/2)`

Find the principal value of each of the following : cos^(-1)(-(sqrt(3))/(2))( ii) cos^(-1)(-(1)/(sqrt(2)))

Find the principal value of each of the following: (i) cos^(-1)(-(sqrt(3))/2) (ii) cos^(-1)(-1/(sqrt(2)))

Evaluate cos [(pi)/(6) + cos^(-1) (-(sqrt(3))/(2))]

Find (I ) cos^(-1) (-1/sqrt(2)) (ii ) cos^(-1) ( cos (- pi/3)) (iii) cos^(-1) ( cos ((7 pi )/(6 )))

Find the principal values of the following : cos^(-1)(sqrt3/2)

Evaluate the value of tan^(-1) (-sqrt(3)) +cos^(-1) (1/(sqrt(2))) + sin^(-1) (-(sqrt(3))/2)

Evaluate that : cos[cos^(-1) (sqrt(3)/2) + pi/6]

Evaluate that : cos[cos^(-1) (sqrt(3)/2) + pi/6]

Find the value of cos [cos^(-1) ((-sqrt3)/2) + pi/6]