Which of the following subsets of Rx3 are subspaces of R32 A. The 3 x 3...

 

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Which of the following subsets of R³x3 are subspaces of R3׳2 A. The 3 x 3 matrices with trace 0 (the trace of a matrix is the sum of its diagonal entries) B. The 3 x 3 matrices with all zeros in the first row C. The invertible 3 x 3 matrices D. The non-invertible 3 x 3 matrices E. The 3 x 3 matrices whose entries are all greater than or equal to 0 6 0-0 7 = F. The 3 x 3 matrices A such that A Which of the following subsets of R³x3 are subspaces of R3׳2 A. The 3 x 3 matrices with trace 0 (the trace of a matrix is the sum of its diagonal entries) B. The 3 x 3 matrices with all zeros in the first row C. The invertible 3 x 3 matrices D. The non-invertible 3 x 3 matrices E. The 3 x 3 matrices whose entries are all greater than or equal to 0 6 0-0 7 = F. The 3 x 3 matrices A such that A