Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Seleccione la sustitución trigonométrica que necesita para resolver la integral: [integral # f u n space d x] : x=sen(t)/2 ; x=2·tan(t) ; x=tan(t)/2 ; x=sec(t)/2 ; x=2·sec(t)
Right answer summary: x=tan(t)/2
Question state: todo