Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Quin és el domini de la funció f(x)=(2·x^2+4·x-16)^(1/2) ? (NOTA: el símbol | vol dir "i" ): x<=-1||x>=5; x<=-5||x>=1; -4<=x<=2; x<=-4||x>=2
Right answer summary: x<=-4||x>=2
Question state: todo