Mathematics, 01.07.2021 16:20 lyndah15

Determine whether the following are subspaces of R22: (a) The set of all 2 2 diagonal matrices (b) The set of all 2 2 triangular matrices (c) The set of all 2 2 lower triangular matrices (d) The set of all 2 2 matrices A such that a12

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Determine whether the following are subspaces of R22: (a) The set of all 2 2 diagonal matrices (b) T...