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Two dices are rolled and numbers r(1) an...

Two dices are rolled and numbers `r_(1)` and `r_(2)` are chosen. Let `1+omega^(r_(1))+omega^(r_(2)) =lamda` (where `omega` is a complex cube root of unity). Then

A

The probability that `lamda` is zero is `1/9`

B

The probability that `lamda` is zero is `2/9`

C

The probability that `lamda` is 3 is `1/9`

D

The probability that `lamda` is 3 is `2/9`

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The correct Answer is:
B, C
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