SOLUTION: Rewrite the middle term as the sum of two terms and then factor completely: 4z^3-18z^2-10z.....I have no idea where to start with this one, Please Help!!

Algebra ->  Test -> SOLUTION: Rewrite the middle term as the sum of two terms and then factor completely: 4z^3-18z^2-10z.....I have no idea where to start with this one, Please Help!!      Log On


   



Question 84406: Rewrite the middle term as the sum of two terms and then factor completely:
4z^3-18z^2-10z.....I have no idea where to start with this one, Please Help!!

Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
4Z^3-18Z^2-10Z
Z(4Z^2-18Z-10) REWRITING THE MIDDLE TERMS WE GET:
Z(4Z^2-20Z+2Z-10) NOW WE FACTOR:
Z(4Z+2)(Z-5)