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

Q.if solution of the equation 2sin^(-1)x cos^(-1)x-2 pi sin^(-1)x-pi cos^(-1)x+pi^(2)=0 are alpha and beta such that then which of the following is lare correct?

If 4sin^(-1)x+3cos^(-1)x=2pi then x = ______

If |sin^(-1)x|+|cos^(-1)x|=pi/2,t hen

If |sin^(-1)x|+|cos^(-1)x|=pi/2,t hen (a) x inR (b) [-1,1] (c) [0,1] (d) varphi

If |sin^(-1)x|+|cos^(-1)x|=pi/2 then x in a)R b) [-1,1] c) [0,1] d) phi

If sin^(-1)x+2cos^(-1)x=(2pi)/3 , then find x.

If sin^(-1)x+2cos^(-1)x=(2pi)/3 , then find x.

Solve the following equations : sin^(-1)x+cos^(-1)(2x)=pi/6

The set of values of k for which the equation sin^(-1)x+cos^(-1)x +pi(|x|-2)=k pi possesses real solution is [a,b] then the value of a + b is