Question

r^3 - 4r +3 =0, factor this equation

Answer 1

\[r^{3}-4r +3=0\]

Answer 2

\[(r-1) \left(r^2+r-3\right)=0 \]

Answer 3

can you do a step by step?

Answer 4

Do you know synthetic division and the rational roots theorem?

Answer 5

The following might help.

http://www.youtube.com/watch?v=mXdAiJY7YfY

I used the Mathematica program for this problem.

Answer 6

forgot a zero here for a place holder for the r^2 term.
that factorization is not right