If P(z)=z4−2z3+3z2−4z+5P(z) = z^4 - 2z^3 + 3z^2 - 4z + 5P(z)=z4−2z3+3z2−4z+5 has a root z0=1+2iz_0 = 1 + 2iz0=1+2i, find another root.
1−2i1 - 2i1−2i
2+i2 + i2+i
−1−2i-1 - 2i−1−2i
Cannot be determined