Solve for zzz given z2−4z+13=0z^2 - 4z + 13 = 0z2−4z+13=0.
2±3i2 \pm 3i2±3i
4±3i4 \pm 3i4±3i
2±9i2 \pm 9i2±9i
1±3i1 \pm 3i1±3i