SOLUTION: How to factor cubic linear equations? X3-8?

Algebra ->  Linear-equations -> SOLUTION: How to factor cubic linear equations? X3-8?      Log On


   

Question 6252: How to factor cubic linear equations?
X3-8?
Answer by xcentaur(357) About Me  (Show Source):
You can put this solution on YOUR website!
{X 3 -Y 3 = (X - Y)(X 2 + XY + Y 2 )}


x^3 - 8 = (x - 2)(x^2 + 2x + 4)


x^3 - 8 = (x - 2)[(x-2)^2 + 4x]


x^3 - 8 = (x - 2)^3 + 4x


Hope this helps