How do you factor x^3-2x^2-3x?

1 Answer
May 9, 2017

x(x-3)(x+1)

Explanation:

x(x^2 - 2x - 3)
Quadratic equation
x = (2+-sqrt(2^2 - 4(1)(-3)))/(2(1))
x = (2+-4)/(2)
x = 3 or -1
Zeroes for these values are:
(x-3)(x+1)
Add back the X taken out at the beginning:
x(x-3)(x+1)
Hope this helps!