Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Using the given zero, find all other zeros of f(x). -2i is a zero of f(x) = x4 - 12x2 - 64: 2i, 8, -8; 2i, 4, -4; 2i, 8i, -8i; 2i, 4i, -4i
Right answer summary: 2i, 4, -4
Question state: todo