Find the principal values of each of the following: `sec^(-1)(-sqrt(2))` (ii) `sec^(-1)(2)`

Find the principal value of each of the following: i) cot^(-1)(-sqrt(3)) ii) sec^(-1)(-sqrt(2)) iii) "cosec"^(-1)(-1) .

Find the principal values of each of the following: sec^(-1)(2sin(3pi)/4) (ii) sec^(-1)(2tan(3pi)/4)

Find the principal values of each of the following: sec ^(-1)(2(sin(3 pi))/(4))( ii) sec^(-1)(2(tan(3 pi))/(4))

Find the principal value of sec^-1 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)))

Find the principal values of the following : sec^(-1)(2/sqrt(3))

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

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

Find the principal values of the following : sec^(-1) (2/(sqrt(3)))