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5 months ago
  1. \item \lect Let $p, q$ and $r$ be a atomic propositions. Tick all statements that are true.
  2. \begin{itemize}
  3. \item[$\square$] "$\lnot p \land \lor \enspace q$" is a propositional formula.
  4. \item[$\ticked$] "$(p \land q) \lor (r \imp p)$" is a propositional formula.
  5. \item[$\ticked$] "$\lnot p$" is a propositional formula.
  6. \item[$\square$] "$\lor$" is a propositional formula.
  7. \item[$\ticked$] "$p$" is a propositional formula.
  8. \end{itemize}