- #1

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## Homework Statement

http://img33.imageshack.us/img33/1231/lobgave.th.jpg [Broken]

## Homework Equations

## The Attempt at a Solution

It's the solution, but i have a feeling that there is a more correct way of doing it. At least i need a way to write it so it is mathematical...

http://img36.imageshack.us/img36/20/opgave2.th.jpg [Broken]

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