Question 54095
Factor  x^3-2x^2-5x+6  given that x-1 is a factor
If you know synthetic division you can find the 
quadratic factor which is x^2 -x -6.
This quadratic factor reduces to (x-3)(x+2)
So the factored form of your problem is (x-1)(x-3)(x_2)
Cheers,
Stan H.