" (2) "cos^(-1)((sqrt(3))/(2))

sin^(-1)((sqrt(3))/(2))+2cos^(-1)((sqrt(3))/(2))

" (4) "sin cos^(-1)(-(sqrt(3))/(2))

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

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

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: cos^(-1)((sqrt(3))/(2))

Find the priencipal values of : cos ^(-1) (-(sqrt(3))/(2))