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mkumar441

  • 3 years ago

Explain why the pivot rows and pivot columns of A (not R) always give an r by r invertible submatrix of A.

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  1. UnkleRhaukus
    • 3 years ago
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    why is it invertible ?

  2. mkumar441
    • 3 years ago
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    i do no the answer it is the question given by professor strang in linear algebra text book

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