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线性代数 示例
解题步骤 1
解题步骤 1.1
Multiply each element of by to make the entry at a .
解题步骤 1.1.1
Multiply each element of by to make the entry at a .
解题步骤 1.1.2
化简 。
解题步骤 2
The pivot positions are the locations with the leading in each row. The pivot columns are the columns that have a pivot position.
Pivot Positions:
Pivot Columns:
解题步骤 3
The rank is the number of pivot columns.