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Ex 3.3, 7 - Chapter 3 Class 12 Matrices - Part 2

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Ex 3.3, 7 (ii) Show that the matrix A = [■8(0&1&−1@−1&0&1@1&−1&0)] is a skew symmetric matrix A = [■8(0&1&−1@−1&0&1@1&−1&0)] A’ = [■8(0&−1&1@1&0&−1@−1&1&0)] = − [■8(0&1&−1@−1&0&1@1&−1&0)] = − A ∴ A‘ = − A Hence, A is a skew-symmetric matrix.

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