if alpha,beta,gamma are non-real numbers...

if `alpha,beta,gamma` are non-real numbers satisfying `x^3-1=0,` then the value of `|[lambda+1,alpha,beta],[alpha,lambda+beta,1],[beta,1,lambda+1]|`

A

0

B

`lamda^3`

C

`lamda^3+1`

D

4

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The correct Answer is:

B

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