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Antwort 3.1:3

Version vom 12:24, 1. Apr. 2008 von Oskar (Diskussion | Beiträge)

a)	\displaystyle 3	b)	\displaystyle \displaystyle \frac{4\sqrt{3}}{3}
c)	\displaystyle 2\sqrt{5}	d)	\displaystyle 2-\sqrt{2}