Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Sabent que _ i [alpha element of open square brackets pi over 2 comma pi close square brackets]. Calculeu: [sin open parentheses alpha close parentheses equals 3 over d] on d_=_____ _ on n_=_____
Right answer summary: part 1: 5; part 2: -3
Question state: todo