How do you factor x^3-1? HELP

Answer 1

= (x+1)(x-1)(x+1)

Answer 2

Also to tidy that up, as there are two lots of (x+1) you could write:

(x-1)(x+1)^2

Answer 3

This is the difference of cubes and factors to

(x-1)(x^2 + x + 1)