Determine if the following sets are subspaces of R
n×n under the usual operations.
(a) T...
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Mathematics, 05.03.2021 04:20 prettyboib22
Determine if the following sets are subspaces of R
n×n under the usual operations.
(a) The set of all upper triangular matrices.
(b) The set of all symmetric matrices.
(c) The set of all orthogonal matrices.
(d) The set of all matrices A such that A2 = 0.
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