DontEverDoThatAgain DontEverDoThatAgain

04-04-2019
Mathematics

contestada

How do I find the roots of this polynomial equation?

x³ - 18x + 27

I don't want the "bUt JuSt UsE yOuR cAlCuLaToR" answer. I want to know how to solve it.

Respuesta :

Аноним Аноним

04-04-2019

Here is how you find the answer: (not "bUt JuSt UsE yOuR cAlCuLaToR")

Factor x3−18x+27

x3−18x+27

=(x−3)(x2+3x−9)

Hope this helps!!!!!!!

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