Answer:
0
Explanation:
x (y-z)+y (z-x) +z ( x-y)
Simplify the bracket
xy -xz + yz - yx + zx - zy
combine the like terms
xy - yx -xz + zx + yz - zy
= 0
xy-xz+yz-yx+zx-zy hoped this helped a little
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