Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Welche Äquivalenzumformungen sind richtig: {[open parentheses x plus 2 close parentheses squared equals x times left parenthesis x plus 2 right parenthesis left right double arrow x squared plus 4 x plus 4 equals x squared plus 2 x]; [open parentheses x plus 2 close parentheses squared equals x times left parenthesis x plus 2 right parenthesis left right double arrow x squared plus 4 equals x squared plus 2 x]; [open parentheses x plus 2 close parentheses squared equals x times left parenthesis x plus 2 right parenthesis left right double arrow x squared plus 2 x plus 4 equals x squared plus 2 x]} -> {falsch; richtig}
Right answer summary: [open parentheses x plus 2 close parentheses squared equals x times left parenthesis x plus 2 right parenthesis left right double arrow x squared plus 4 x plus 4 equals x squared plus 2 x] -> richtig; [open parentheses x plus 2 close parentheses squared equals x times left parenthesis x plus 2 right parenthesis left right double arrow x squared plus 4 equals x squared plus 2 x] -> falsch; [open parentheses x plus 2 close parentheses squared equals x times left parenthesis x plus 2 right parenthesis left right double arrow x squared plus 2 x plus 4 equals x squared plus 2 x] -> falsch
Question state: todo