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If |y z-x^2z x-y^2x y-z^2x z-y^2x y-z^2y...

If `|y z-x^2z x-y^2x y-z^2x z-y^2x y-z^2y z-x^2x y-z^2y z-x^2z x-y^2|=|r^2u^2u^2u^2r^2u^2u^2u^2r^2|` , then `r^2=x+y+z` b. `r^2=x^2+y^2+z^2` `cdotu^2=y z+z x+x y` d. `u^2=x y z`

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