How do I prove:

, for a matrix A

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- September 28th 2009, 02:36 PMaltave86Row space of a matrix?
How do I prove:

, for a matrix A - September 29th 2009, 07:49 AMaman_cc
each row of A^2 can be shown to be linear combination of rows of A. (look at the definition of matrix multiplication). Hence row space of A^2 is a subset of row space of A.

Not sure if there is another more conceptual argument.

Thanks