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  1. %%
  2. %% Quadratische Gleichungen
  3. %%
  4. \begin{frage}[1]
  5. Bestimmen Sie die Lösungsmenge $\lx$:
  6. $$(x-5.5)^2= 81$$
  7. $$ \lx = \LoesungsRaumLang{\{-3.5, 14.5\}}$$
  8. \platzFuerBerechnungen{3.6}%%
  9. \end{frage}