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Dido525

  • 2 years ago

I linear algebra, what's a pivot column?

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  1. Dido525
    • 2 years ago
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    In*

  2. UnkleRhaukus
    • 2 years ago
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    pivot columns are the columns that contain the leading 1's in the row

  3. Dido525
    • 2 years ago
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    Ohh thanks!

  4. UnkleRhaukus
    • 2 years ago
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    *When in row echelon form

  5. Dido525
    • 2 years ago
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    Not reduced?

  6. UnkleRhaukus
    • 2 years ago
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    row echelon form is fine, reduced row echelon form works too (but is not required).

  7. Dido525
    • 2 years ago
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    Ohh thanks :) .

  8. UnkleRhaukus
    • 2 years ago
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    can you find the piviot columns of \[\begin{pmatrix}1&1&1\\0&1&2\\2&2&5\end{pmatrix}\]?

  9. Dido525
    • 2 years ago
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    There are 3 pivot columns.

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