# matrices help?

Let A=

1 1 2 3

1 2 3 4

1 2 4 5

and let B be the row reduced echelon form of A. How many non-zeros entries are there in the fourth column of matrix B?

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Let A=

1 1 2 3

1 2 3 4

1 2 4 5

and let B be the row reduced echelon form of A. How many non-zeros entries are there in the fourth column of matrix B?

Relevance

Still have questions? Get your answers by asking now.