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Which of the following is the unit matrix of order 3 x 3 ? (a) [(1,0,0),(1,0,0),(1,0,0)]

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Which of the following is the unit matrix of order 3 x 3 ?

(a) [(1,0,0),(1,0,0),(1,0,0)]

(b) [(1,0,0),(0,1,0),(0,0,1)]

(c) [(0,0,1),(0,0,1),(0,0,1)]

(d) [(0,1,0),(0,1,0),(0,1,0)]

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1 Answer

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by (7.8k points)

Answer is (b) [(1,0,0),(0,1,0),(0,0,1)]

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