Matrix, A =
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A. | orthogonal |
B. | non-singular |
C. | have A-1 exists |
D. | both (b) & (c) |
Answer : D Explanation : Determinant A = 1 (cos2Θ + sin2Θ) Hence A is non-singular and A-1 exists hmaza said: (10:19pm on Monday 29th April 2013)
singular means det is zero but answer b and c is true
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |