Solve polynomial equations over ℂ to order 4 including those with real and imaginary coefficients, e.g. solve z⁴ + 3z³ − 2z² + iz − 2 = 0 and z³ − 2iz² + z − 2i = 0.

u3-t1-s3-d3

Request an applet

Describe what students should see or notice. That's the cue to build — requests are what get built next.