Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Resuelva esta ecuacion de 2ºgrado incompleta: 9 [x squared]+(-45)=0: -5 y 5; --5^(1/2) y -5; -5^(1/2) y 5^(1/2)
Right answer summary: -5^(1/2) y 5^(1/2)
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Resuelva esta ecuacion de 2ºgrado incompleta: 9 [x squared]+(-45)=0: -5 y 5; --5^(1/2) y -5; -5^(1/2) y 5^(1/2)
Right answer summary: -5^(1/2) y 5^(1/2)
Question state: todo