If |\table a,b,0;0,a,b;b,0,a|=0,then which one of the following is correct? [NDA II 2014]

Correct Answer is : ab is one of the cube roots of -1.

a/b is one of the cube roots of unity.

a/b is one of the cube roots of -1.

a is one of the cute roots of unity.

b is one of the cube roots of unity.

NDA Math Determinants

Question : 65 of 68

Marks: +1, -0

If |

|=0,then which one of the following is correct?

[NDA II 2014]

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