use the subspace Test to determine which of the sets are subspaces of Mnn. -The sets of all n.n matrices A such that det (A)=0 -The sets of all n.n matrices A such that tr(A)=0
Added by David R.
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The set of all n x n matrices A such that det(A) = 0 To be a subspace, a set must satisfy three conditions: it must be closed under addition and scalar multiplication, and it must contain the zero vector. - Closed under addition: If A and B are two matrices in Show more…
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