Each root is a coordinate point on the circle. Notice that the number roots matches nthRoot. The dashed lines represent the path of the root.
7
Fixing b and moving a, you will see the coordinate move along the green dashed line.
8
Fixing a and moving b, you will see the coordinate move along the purple dashed line.
9
Distance and angle for a+bi
10
Roots
20
33
34
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