Quadratic Equation/Examples/z^4 + z^2 + 1 = 0/Illustration

Illustration of Equation $z^4 + z^2 + 1 = 0$
The roots of the quartic equation:
 * $z^4 + z^2 + 1 = 0$

can be depicted as follows:


 * Roots of z^4 + z^2 + 1.png