Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: State how many complex and real zeros the function has. f = x4 - 63x2 - 64: 4 complex zeros; all 4 real; 4 complex zeros; none real; 4 complex zeros; 1 real; 4 complex zeros; 2 real
Right answer summary: 4 complex zeros; 2 real
Question state: todo