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10 cards from this deck
It looks like ax^n + bx^{n-1} + ... + k = 0.
α + β = -b/a.
αβ = c/a.
α + β + γ = -b/a.
αβγ = -d/a.
α + β + γ + δ = -b/a.
αβγδ = e/a.
α^2 + β^2 = (α + β)^2 - 2αβ.
α^3 + β^3 = (α + β)^3 - 3αβ(α + β).
They need numerical methods for exact roots.
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