Answer:
xy-xz+yz-yx+zx-zy hoped this helped a little
Step-by-step explanation:
0
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