Question

Choose the graph of the solution of x^3 – x^2 –9x + 9 < 0?

Picture attached.

Answer 1

let`s begin
step 1: factorize x^3 – x^2 –9x + 9 < 0 and tell me what you get

Answer 2

x<-3 or 1<x<3 this is what I got

Answer 3

yes that`s right...
so what is the problem then ?

Answer 4

I am not sure if the right answer is D? is it?

Answer 5

yes it is
those bubbles in the end depict that that point is not included

Answer 6

Thank you very much!!! :)

Answer 7

welcome
:)