Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Zein da honako funtzioaren deribatua? f(x) = ln(-x^3+3·x^2-3·x+1): e^(-3·x^2+6·x-3); -1/(x^3-3·x^2+3·x-1); 3/(x-1); -1/(3·x^2-6·x+3)
Right answer summary: 3/(x-1)
Question state: todo