How do I solve x^3 - 7x^2 +12x using Descartes Rule of Signs? and using the Factor Theorem?

Question

anonymous · Answer

The factor theorem? lol what the hell is that

anonymous · Answer

Then do you know Descartes Rule of Signs?

anonymous · Answer

This project is asking me to solve using those two things

goldphenoix · Answer

http://www.mathsisfun.com/algebra/polynomials-remainder-factor.html

anonymous · Answer

I'll copy and paste the question: 
Find the solutions to this equation algebraically using the Fundamental Theorem of Algebra, the Rational Root Theorem, Descartes' Rule of Signs, and the Factor Theorem.

goldphenoix · Answer

Never heard of the name 'Factor Theorem' but I do know how to do it. Too many names in math these days.

anonymous · Answer

well thats what it asked me so thats why i'm using the term "factor theorem"

anonymous · Answer

@GoldPhenoix could you help me solve it if you know how to do it?

goldphenoix · Answer

Sorry, I have to go. =/

anonymous · Answer

its alright