If `tan^-1x+tan^-1y+tan^-1z=pi/2,`then

If tan^-1 x+tan^-1 y+tan^-1 z=pi/2 , prove that xy+yz+zx=1

If tan^(-1)x+tan^(-1)y+tan^(-1)z=pi/2,t h e n x+y+z-x y z=0 x+y+z+x y z=0 x y+y z+z x+1=0 x y+y z+z x-1=0

If tan^(-1)x+tan^(-1)y+tan^(-1)z=pi/2,t h e n x+y+z-x y z=0 x+y+z+x y z=0 x y+y z+z x+1=0 x y+y z+z x-1=0

If tan^(-1)x+tan^(-1)y+tan^(-1)z=pi/2,t h e n (a) x+y+z-x y z=0 (b) x+y+z+x y z=0 (c) x y+y z+z x+1=0 (d) x y+y z+z x-1=0

If tan^-1x+tan^-1y+tan^-1z=pi ,show that x+y+z=xyz

If tan^-1x + tan^-1y + tan^-1z = pi , then prove that: x + y + z = xyz.

If tan^(-1) x+tan^(-1)y+tan^(-1)z=pi/2 then prove that yz+zx+xy=1

Prove the followings : If tan^(-1)x+tan^(-1)y+tan^(-1)z=pi then x+y+z=xyz .

If tan^(-1)x+tan^(-1)y+tan^(-1)z=pi then x+y+z=