samurie23 samurie23

23-06-2020
Mathematics

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

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MathPhys MathPhys

23-06-2020

Answer:

x = 17 or x = ±7i

Step-by-step explanation:

x³ − 17x² + 49x − 833 = 0

x² (x − 17) + 49 (x − 17) = 0

(x² + 49) (x − 17) = 0

x = 17 or ±7i

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