1.

If 1 , omega , omega^(2) are the cube roots of unity , then (x + y + z) (z + y omega +zomega^(2)) ( x + y omega^(2)+ z omega) =

Answer»

`X^(3) + y^(3) + z^(3)`
`x^(3) + y^(3) + z^(3) - 3xyz `
`x^(3) + y^(3) + z^(3) + 3xyz`
`x^(3) + y^(3) + z^(3) - 6XYZ`

ANSWER :B


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