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Elements of a matrix of order 10 xx 10 a...

Elements of a matrix of order `10 xx 10` are defined as `a_(ij) = w^(i + j)` (where w is cube root of unity), then tr(A) of the matrix is a)0 b)1 c)3 d)None of these

A

0

B

1

C

3

D

None of these

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The correct Answer is:
D
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