Mathematics · Linear Algebra
Which of the following conditions is NOT satisfied by a matrix in row echelon form?
- 1Rows with all zero elements, if any, are below rows having a non-zero element.
- 2Each leading entry is in the column to the right of the leading entry in the previous row.
- 3Rows with all zero elements, if any, are below rows having a zero element.✓
- 4The first non-zero element in each row, called the leading entry, is 1.
Correct answer
Rows with all zero elements, if any, are below rows having a zero element.
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