- #1
eyehategod
- 82
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let A be a mxn matrix.
prove that the system of linear equations Ax=b is consistnet for all column vectors b if and only if the rank of A is m.
I have no idea how to start, can anyone helo me out?
prove that the system of linear equations Ax=b is consistnet for all column vectors b if and only if the rank of A is m.
I have no idea how to start, can anyone helo me out?