" Find the value of "cos^(-1)(-(1)/(2))

Find the value of 2cos^(-1)((1)/(2))+sin^(-1)((1)/(2))

Find the value of tan(cos^(-1)((1)/(2))-sin^(-1)(-(1)/(2)))

Find the value of : sin cos^(-1) (-(1)/(2))

Find the values of : (1) cos^(-1)((1)/(2))+tan^(-1)((1)/sqrt(3)) (2) cos^(-1)((1)/(2))+2sin^(-1) ((1)/(2)) (3) cosec ^(-1)(-sqrt(2))+cot^(-1)(sqrt(3)) .

Find the principal value of cos^(-1)(-(1)/(2))

Find the principal value of: cos^(-1)(-(1)/(2))

Find the value of 2 cos ^(-1) (1/2) +sin^(-1) (1/2)