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Solve 9.1 (iii)
Problems 9.1. Find the dimension of the following spaces spanned by all (i) m x n matrices, and give a basis for this space
(ii) n x n upper triangular matrices
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(N. ) A-(ai.) Let be au C C113 - qIn a nn 12 F13 거n whereラAe span amd +his s 2. 2 rV 2 2_

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