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Let A=⎡⎢⎣010100001⎤⎥⎦. Then the number of 3×3 matrices B with entries from the set {1,2,3,4,5} and satisfying AB=BA is |
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Answer» Let A=⎡⎢⎣010100001⎤⎥⎦. Then the number of 3×3 matrices B with entries from the set {1,2,3,4,5} and satisfying AB=BA is |
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