Thursday, January 22, 2009

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2nd to my students. D I remind you that today is your review for: * types of matrices

* addition, subtraction, multiplication of matrices and matrix multiplication by scalar.
* elementary row operations. Reduced matrix

* * *
reduced matrices solution of systems of equations by the Gauss
* solution of systems of equations by Gauss-Jordan

* Determinants * Solving Systems of equations Regla de Cramer.

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