Q 1173245146.     If `x=p+q` `,y=pomega+qomega^2` and `z=pomega^2+qomega` where `omega` is a complex cube root of unity then `xyz=`

EAMCET
A

`p^3+q^3`

B

`p^2-pq+q^3`

C

`1+p^3+q^3`

D

`p^3-q^3`

HINT

Use `1+omega+omega^2 = 0` and `omega^3=1`

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