If alpha, beta are non - real numbers sa...

If `alpha, beta` are non - real numbers satifying `x^3-1=0` then the value of `|{:(lamda+1,alpha,beta),(alpha,lamda+beta,1),(beta,1,lamda+alpha):}|` is equal to

A

0

B

`lamda^(3)`

C

`lamda^(3) + 1`

D

`lamda^(3) -1`

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The correct Answer is:

B

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