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If x=sin(alpha-beta)*sin(gamma-delta), ...

If `x=sin(alpha-beta)*sin(gamma-delta), y=sin(beta-gamma)*sin(alpha-delta), z=sin(gamma-alpha) *sin(beta-delta)`, then :

A

`x+y+z=0`

B

`x^(3)+y^(3)+z^(3)=3xyz`

C

`x+y-z=0`

D

`x^(3)+y^(3)-z^(3)=3xyz`

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A, B
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