Home
Class 12
MATHS
[" 103.If "cos^(-1)x+cos^(-1)y+cos^(-1)z...

[" 103.If "cos^(-1)x+cos^(-1)y+cos^(-1)z=3 pi," then "xy+yz+zx=],[qquad [" (a) "0," (b) "1," (c) "3," [KarnatakaCET-03] "]]

Promotional Banner

Similar Questions

Explore conceptually related problems

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

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

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

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

If cos^(-1)x +cos^(-1)y +cos^(-1)z =3pi then x+y+z is :

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

If cos^(-1) x + cos^(-1) y + cos^(-1) z = 3pi , then

If cos^(-1)x+cos^(-1)y+cos^(-1)z=3 pi, then xy+yz+zx is equal to

If cos^(-1)x+cosy^(-1)+cos^(-1)x=3pi then xy+yz+zx=

If cos ^(-1) x+cos ^(-1) y+cos ^(-1) z=3 pi then x y+y z+z x=