Question

Find all zeros of f(x)=x^3−17x^2+49x−833

Answer 1

x = 17 or x = ±7i

Explanation:

x³ − 17x² + 49x − 833 = 0

x² (x − 17) + 49 (x − 17) = 0

(x² + 49) (x − 17) = 0

x = 17 or ±7i