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UBA - CienciaS • Ver Tema - [No Resuelto]16/07/07 - Tema 3 - Ej. 5 - 2do R
UBACS Q&A Foro WikiCS
Fecha actual 09 May 2024, 13:42




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 Asunto: [No Resuelto]16/07/07 - Tema 3 - Ej. 5 - 2do R
NotaPublicado: 18 Nov 2009, 11:23 
Ayudante de Segunda

Registrado: 25 Abr 2009, 23:07
Mensajes: 67
estoy trabadísima con este ejercicio... si alguien me da una mano se lo agradezco....

sea D la region limitada por las rectas , , e . Calcular la siguiente integral.




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"if people do not believe that mathematics is simple, it is only because they do not realize how complicate life is"
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 Asunto: Re: [No Resuelto]16/07/07 - Tema 3 - Ej. 5 - 2do R
NotaPublicado: 18 Nov 2009, 13:16 
Doctor
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Registrado: 25 Ago 2009, 12:04
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Ubicación: R^4
Yo lo calculé así:








Saludos...



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"What we observe is not nature itself, but nature exposed to our method of questioning..."
Werner Heisenberg
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 Asunto: Re: [No Resuelto]16/07/07 - Tema 3 - Ej. 5 - 2do R
NotaPublicado: 18 Nov 2009, 17:29 
1er Licenciado
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sospecho que la respuesta es un numero (y no una expresion con x)...



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Quimey
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 Asunto: Re: [No Resuelto]16/07/07 - Tema 3 - Ej. 5 - 2do R
NotaPublicado: 18 Nov 2009, 18:50 
Estudiante
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Registrado: 14 Abr 2009, 00:47
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Espero que ayude:



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 Asunto: Re: [No Resuelto]16/07/07 - Tema 3 - Ej. 5 - 2do R
NotaPublicado: 27 Nov 2009, 13:10 
Ayudante de Segunda

Registrado: 25 Abr 2009, 23:07
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gracias....

estaba empecinada en hacer un cambio de variables!



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"if people do not believe that mathematics is simple, it is only because they do not realize how complicate life is"
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 Asunto: Re: [No Resuelto]16/07/07 - Tema 3 - Ej. 5 - 2do R
NotaPublicado: 11 Dic 2009, 00:06 
Vago
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en los que te dan las regiones "generalmente" tenes que describir la region al revez, los de cambio de variable te suelen sugerir "haga un cambio de variables adecuado..."
solo a modo de ayuda, tomalo con pinzas, pero suele ser asi..



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let's take each other to the limit to see if we converge
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 Asunto: Re: [No Resuelto]16/07/07 - Tema 3 - Ej. 5 - 2do R
NotaPublicado: 09 Jul 2011, 20:21 
Estudiante

Registrado: 21 Mar 2011, 20:51
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Una pregunta yo lo resolví pero lo que hice yo es separar la región en 3 porque el piso y el techo no es siempre el mismo, y me quedaron dos triangulos y un cuadrado en el medio creo que esa es la forma de hacerlo


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