" 1."cos^(-1)(cos(13 pi)/(6))quad " 2."tan^(-1)(tan(7 pi)/(6))

tan^(-1)(tan""(7pi)/(6))

2tan^(-1)(tan((7pi)/6))

tan^(-1)(tan((7pi)/6))

tan^(-1)(tan((6 pi)/(7)))

cos^(-1)(cos(13pi/6))

Find the value of : (1) sin^(-1)(sin.(5pi)/(6)) (2) cos^(-1)(cos.(13pi)/(6)) (3) tan^(-1)(tan.(7pi)/(6))

Evaluate each of the following: sin^(-1)((sin(2 pi))/(3))( ii) cos^(-1)((cos(7 pi))/(6))( iii) tan^(-1)((tan(3 pi))/(4))

Find the value of: i) sin ^(-1)(sin (3pi)/5) , ii) cos^(-1)(cos(13pi)/6) , iii) tan^(-1)(tan (7pi)/6) .

cos^(-1)(cos""(13pi)/6)=pi/4 .