The polynomial discriminant of $x^2+c$ is $-4c$.
The discriminant of $x^3+q$ is $-27q^2.$
Is it true then the discriminant of $x^n+a$ is $-n^na^{n-1}$?
2026-03-25 17:24:42.1774459482
Discriminant of $x^n+a$
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