Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: ¿A cuál alternativa es igual a la expresión (sen(3·α)·cos(α)-sen(α)·cos(3·α))/(sen(α)·cos(α))?: 2; -2; -1; sec(α); 1
Right answer summary: 2
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: ¿A cuál alternativa es igual a la expresión (sen(3·α)·cos(α)-sen(α)·cos(3·α))/(sen(α)·cos(α))?: 2; -2; -1; sec(α); 1
Right answer summary: 2
Question state: todo