Question

x cube minus 2 x square - 5 x + 6

Answer 1

Given x^3 - 2x^2 - 5x + 6 can be written as

        = (x - 1)(x^2 - x - 6)

       = (x - 1)(x^2 + 2x - 3x - 6)

       = (x - 1)(x(x+2) - 3(x+2))

       = (x - 1)(x + 2)(x - 3).


Hope this helps!