Question

Let f(x) be a 5th degree polynomial. If 4, 2 + 3i, and −5i are zeros of f(x), list all other zeros.

Answer 1

Explanation:

hello :

an polynomial is :

f(x) = (x-4)(x-2)(x+5i)g(x) when : g(x) = ax²+bx+c a ≠0