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!!!!!!!

Answer Link

Otras preguntas

1. How does the friction affect forward motion? Give an example. 2. Describe two ways to change the frictional force between two solids surfaces. Change t

why can parents who are heterozygous for type a and type b blood have children with any of the four human blood types?

What sorts of signals does the brain use to communicate sensations, thoughts and actions?

How did the Declaration of Independence change the nature of the American Revolution?

Why did president Washington want the United States to remain neutral

1. How does the friction affect forward motion? Give an example. 2. Describe two ways to change the frictional force between two solids surfaces. Change t

A number cube is rolled 24 times and lands on 2 four times and on 6 three time. Find the experimental probability of not landing on a 6

1. How does the friction affect forward motion? Give an example. 2. Describe two ways to change the frictional force between two solids surfaces. Change t

how might a scientist a determine whether trait sex-linked by observing the offspring of several genetic crosses

What sorts of signals does the brain use to communicate sensations, thoughts and actions?