Question

RESOLVA A EQUAÇAO, x^3-4x^2+25x-100=0

Answer 1

Ola Lavini

x^3 - 4x^2 + 25x - 100 = 0 

x^2*(x - 4) + 25*(x - 4) = 0

(x - 4)*(x^2 + 25) = 0

x1 = 4
x2 = -5i
x3 = 5i

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