Find all solutions to the equation $$(z^2 - 3z + 1)^2 - 3(z^2 - 3z + 1) + 1 = z.$$
Question:
Find all solutions to the equation $$(z^2 - 3z + 1)^2 - 3(z^2 - 3z + 1) + 1 = z.$$
Answer:
Let's think step by step.

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1+\sqrt 2,\ 1-\sqrt 2,\ 2+\sqrt 3,\ 2-\sqrt 3
Find all solutions to the equation $$(z^2 - 3z + 1)^2 - 3(z^2 - 3z + 1) + 1 = z.$$
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