[" (iy) "cos^(-1)(cos(2 pi)/(3))+sin^(-1)(sin(2 pi)/(3))],[" (y) "sin^(-1)(-(1)/(2))+cos^(-1)(-(1)/(2))]

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

sin^(-1)[cos((2 pi)/3)]

sin^(-1)(-1//3)+cos^(-1)(-1//3)=pi//2

Evaluate each of the following: sin^(-1)(sin(pi)/(3)) (ii) cos^(-1)(cos(2 pi)/(3))tan^(-1)(tan(pi)/(4))(iv)sin^(-1)(sin(2 pi)/(3))cos^(-1)(cos(7 pi)/(7))(vi)tan^(-1)(tan(3 pi)/(4))sin^(-1)(cos(-600^(@))cos^(-1)(cos(-680^(@)))

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

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

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

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

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

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))]