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UBA - CienciaS :: Ver Tema - Primer recuperatorio del primer parcial 17/12/08
UBA - CienciaS
http://ubacs.com.ar/ubacs/

Primer recuperatorio del primer parcial 17/12/08
http://ubacs.com.ar/ubacs/viewtopic.php?f=67&t=782
Página 1 de 1

Autor:  Diana [ 20 Dic 2008, 23:13 ]
Asunto:  Primer recuperatorio del primer parcial 17/12/08

dejo los enunciados del parcial:

1) Sean S y T dos subespacios de definidos por:





Hallar una TL tal que y

2) Decidir para qué valores reales de a y b existe un proyector tal que y .

3) Sean def por:





a) para cada a perteneciente a sea definida por . Hallar todos los valores de a para los cuales

b) sea tal que es una base de y sea la base de cuya base dual es B. Probar que

4)Sabiendo que Calcular y siendo



5) San y sea definida por

a)Probar que si es un autovector de P y es un autovector de , entonces es un autovector de T.

b) Probar que si P y Q son diagonalizables y es una base de autovectores de P y una base de autovectores de , entonces es un conjunto LI. Deducir que T es diagonalizable.

c)Diagonalizar T para . (es decir, encontrar una base de autovectores de T y la matriz de T en esa base).

Autor:  Agustin [ 20 Dic 2008, 23:19 ]
Asunto:  Re: Primer recuperatorio del primer parcial 17/12/08

Gracias Diana
=)

Autor:  bel [ 21 Dic 2008, 18:47 ]
Asunto:  Re: Primer recuperatorio del primer parcial 17/12/08


Autor:  Agustin [ 22 Dic 2008, 02:13 ]
Asunto:  Re: Primer recuperatorio del primer parcial 17/12/08


Autor:  floren.n [ 07 Jul 2013, 12:34 ]
Asunto:  Re: Primer recuperatorio del primer parcial 17/12/08

Hola! Quería consultar algo del ejercicio 5:
en la parte a) te pide probar que es autovector de , pero da un escalar, o estoy confundida?
Gracias

Autor:  Quimey [ 08 Jul 2013, 04:36 ]
Asunto:  Re: Primer recuperatorio del primer parcial 17/12/08

Depende si pensas que los elementos de son vectores fila o columna. Acá te conviene interpretarlo para que te quede una matriz cuadrada.

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