Question: Let (x) F[x], and let a F be a zero of f(x) of multiplicity v. Show that v > 1 if and only

Let ƒ(x) ∈ F[x], and let a ∈ F̅ be a zero of f(x) of multiplicity v. Show that v > 1 if and only if α is also a
zero of f'(x).

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