Can anyone explain this conceptual problem?
If an $n \times n$ matrix is in row reduced echelon form, explain why it is either the identity matrix or else has a row of zeroes?
Thanks
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Sign up to join this communityCan anyone explain this conceptual problem?
If an $n \times n$ matrix is in row reduced echelon form, explain why it is either the identity matrix or else has a row of zeroes?
Thanks
If it doesn't have row of zeros then all the rows will have a leading 1.Which will make it a identity matrix.