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General

Easy

Question

# Let be a cube root of unity and be the set of all non‐singular matrices of the form , where each of a, b and is either Then the number of distinct matrices in the set is‐

- 2
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- 4
- 8

## The correct answer is: 2

### Given questionLet be a cube root of unity and be the set of all non‐singular matrices of the form of matrix

Given Matrix

Determinant D is not equal to 0

Hence no of matrices formed = 2

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