Which of the following subsets of R3x3 are subspaces of Rx3? OA. The diagonal 3 x 3 matrices OB. The 3 x 3 matrices whose entries are all greater than or equal to 0 OC. The symmetric 3 x 3 matrices OD The 3 x 3 matrices whose entries are all integers OE. The 3 x 3 matrices with all zeros in the second row OE The 3 x 3 matrices in reduced row-echelon form

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6.
Which of the following subsets of R3x3 are subspaces of Rx3?
OA. The diagonal 3 x 3 matrices
OB. The 3 x 3 matrices whoOse entries are all greater than or equal to 0
OC. The symmetric 3 x 3 matrices
OD. The 3 x 3 matrices whose entries are all integers
OE. The 3 x 3 marices with all zeros in the second row
F. The 3 x 3 matrices in reduced row-echelon form
Transcribed Image Text:6. Which of the following subsets of R3x3 are subspaces of Rx3? OA. The diagonal 3 x 3 matrices OB. The 3 x 3 matrices whoOse entries are all greater than or equal to 0 OC. The symmetric 3 x 3 matrices OD. The 3 x 3 matrices whose entries are all integers OE. The 3 x 3 marices with all zeros in the second row F. The 3 x 3 matrices in reduced row-echelon form
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