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UBA - CienciaS Foro de Alumnos 2009-07-31T12:23:08-03:00 http://ubacs.com.ar/ubacs/feed.php?f=29&t=1109 2009-07-31T12:23:08-03:00 2009-07-31T12:23:08-03:00 http://ubacs.com.ar/ubacs/viewtopic.php?t=1109&p=7851#p7851 <![CDATA[Re: [Resuelto] 1er Parcial 16/05/09 Ej 3.]]> Estadísticas: Publicado por usuario — 31 Jul 2009, 12:23

]]> 2009-07-29T15:16:35-03:00 2009-07-29T15:16:35-03:00 http://ubacs.com.ar/ubacs/viewtopic.php?t=1109&p=7808#p7808 <![CDATA[Re: [Resuelto] 1er Parcial 16/05/09 Ej 3.]]>


Y probar que

En el parcial no lo hice, ahora que estoy preparando el recuperatorio me salió de esta manera:

Para probarlo usando inducción, lo que necesitamos demostrar es que, suponiendo P(n) verdadera, debe serlo P(n+1), o sea que necesitamos demostrar que se cumple:



Bien, yo lo que hice fue demostrar que

Entonces, para ver que resuelvo así:



(Usando la HI en el paso final)

Me pareció razonable lo que hice, pero quizás me equivoque por eso se los dejo.

Estadísticas: Publicado por Alien Duce — 29 Jul 2009, 15:16

]]> 2009-05-16T23:17:53-03:00 2009-05-16T23:17:53-03:00 http://ubacs.com.ar/ubacs/viewtopic.php?t=1109&p=6421#p6421 <![CDATA[Re: [Resuelto] 1er Parcial 16/05/09 Ej 3.]]> Estadísticas: Publicado por Rapsodius — 16 May 2009, 23:17

]]> 2009-05-16T21:36:36-03:00 2009-05-16T21:36:36-03:00 http://ubacs.com.ar/ubacs/viewtopic.php?t=1109&p=6410#p6410 <![CDATA[Re: [Resuelto] 1er Parcial 16/05/09 Ej 3.]]> Estadísticas: Publicado por Mr. Satán — 16 May 2009, 21:36

]]> 2009-05-16T20:20:56-03:00 2009-05-16T20:20:56-03:00 http://ubacs.com.ar/ubacs/viewtopic.php?t=1109&p=6405#p6405 <![CDATA[Re: [Resuelto] 1er Parcial 16/05/09 Ej 3.]]> Estadísticas: Publicado por .-Eze-. — 16 May 2009, 20:20

]]> 2009-05-16T17:27:17-03:00 2009-05-16T17:27:17-03:00 http://ubacs.com.ar/ubacs/viewtopic.php?t=1109&p=6392#p6392 <![CDATA[Re: [Resuelto] 1er Parcial 16/05/09 Ej 3.]]> Estadísticas: Publicado por Rapsodius — 16 May 2009, 17:27

]]> 2009-05-16T17:16:41-03:00 2009-05-16T17:16:41-03:00 http://ubacs.com.ar/ubacs/viewtopic.php?t=1109&p=6389#p6389 <![CDATA[Re: [Resuelto] 1er Parcial 16/05/09 Ej 3.]]> Estadísticas: Publicado por Frangipani — 16 May 2009, 17:16

]]> 2009-05-16T17:09:57-03:00 2009-05-16T17:09:57-03:00 http://ubacs.com.ar/ubacs/viewtopic.php?t=1109&p=6387#p6387 <![CDATA[Re: [Resuelto] 1er Parcial 16/05/09 Ej 3.]]>
y 3 divide a cualquier múltiplo de y así salía

derecho sin congruencias...



che: no es cogito?

Estadísticas: Publicado por Mr. Satán — 16 May 2009, 17:09

]]> 2009-05-16T17:02:06-03:00 2009-05-16T17:02:06-03:00 http://ubacs.com.ar/ubacs/viewtopic.php?t=1109&p=6386#p6386 <![CDATA[Re: [Resuelto] 1er Parcial 16/05/09 Ej 3.]]>
Igual. Como que me quedé sorprendido de que fuera cierto. Mientras hacía las cuentas casi rezaba para que me diera que el -1 y +1 me quedaban como tenía que ser para que fuera divisible.

Estadísticas: Publicado por FJL — 16 May 2009, 17:02

]]> 2009-05-16T16:41:06-03:00 2009-05-16T16:41:06-03:00 http://ubacs.com.ar/ubacs/viewtopic.php?t=1109&p=6384#p6384 <![CDATA[Re: [Resuelto] 1er Parcial 16/05/09 Ej 3.]]>
De forma similar se me ocurre lo siguiente:

Estadísticas: Publicado por Don Equis — 16 May 2009, 16:41

]]>