[sin^(-1)x+sin^(-1)y=(2 pi)/(3)" तो "],[cos^(-1)x+cos y=?]

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

(i) Evaluate : sec (cos^(-1).(1)/(2)) (ii) slove the equations sin^(-1) x + sin^(-1) y = (2pi)/(3) and cos^(-1) x - cos ^(-1) y = (pi)/(3)

If sin^(-1)x+sin^(-1)y=(2 pi)/(3) and cos^(-1)x-cos^(-1)y=-(pi)/(3) then the number of values of (x,y) is

What are the values of (x, y) satisfying the simultaneous equation sin^(-1)x + sin^(-1)y=(2pi)/(3)and cos^(-1)x - cos^(-1)y=(pi)/(3) ?

Solve the following equations/system of equations sin^(-1) x+sin^(-1)y=(2pi)/(3) & cos^(-1)x-cos^(-1)y=pi/3

If sin^(-1)x+sin^(-1)y=(2pi)/3" then "cos^(-1)x+cos^(-1)y = ____

Solve : sin ^(-1) x+sin ^(-1) ""y=(2pi)/(3) and cos ^(-1) x- cos ^(-1)y =(pi)/(3).

What are the values of (x,y) satisfying the simultaneous equations sin^(-1)x+sin^(-1)y=(2pi)/(3) and cos^(-1)x-cos^(-1)y=(pi)/(3) ?